Used Technologies :<\/h4>\n\n- JDK 1.7.0_09<\/li>\n
- Spring 3.2.0<\/li>\n
- Groovy 2.0.4<\/li>\n
- Maven 3.0.4<\/li>\n<\/ul>\n
STEP 1 : CREATE MAVEN PROJECT<\/h2>\n
A maven project is created as below. (It can be created by using Maven or IDE Plug-in).<\/p>\n
![\"\"](\"http:\/\/www.javacodegeeks.com\/wp-content\/uploads\/2013\/01\/How-to-integrate-Spring-and-Groovy2.png\" "\\"How")
<\/a><\/p>\nSTEP 2 : LIBRARIES<\/h2>\n
Firstly, dependencies are added to Maven\u2019 s pom.xml.<\/p>\n
\t<properties>\r\n\t\t<project.build.sourceEncoding>UTF-8<\/project.build.sourceEncoding>\r\n\t\t<spring.version>3.2.0.RELEASE<\/spring.version>\r\n\t<\/properties>\t\r\n\r\n\t<!-- Spring 3 dependencies -->\r\n\t<dependency>\r\n\t\t<groupId>org.springframework<\/groupId>\r\n\t\t<artifactId>spring-core<\/artifactId>\r\n\t\t<version>${spring.version}<\/version>\r\n\t<\/dependency>\r\n\r\n\t<dependency>\r\n\t\t<groupId>org.springframework<\/groupId>\r\n\t\t<artifactId>spring-context<\/artifactId>\r\n\t\t<version>${spring.version}<\/version>\r\n\t<\/dependency>\r\n\r\n\t<dependency>\r\n\t\t<groupId>org.codehaus.groovy<\/groupId>\r\n\t\t<artifactId>groovy-all<\/artifactId>\r\n\t\t<version>2.0.4<\/version>\r\n\t<\/dependency><\/pre>\nmaven-compiler-plugin(Maven Plugin) is used to compile the project with JDK 1.7<\/p>\n
\t<plugin>\r\n\t\t<artifactId>maven-compiler-plugin<\/artifactId>\r\n\t\t<version>2.3.2<\/version>\r\n\t\t<configuration>\r\n\t\t\t<compilerId>groovy-eclipse-compiler<\/compilerId>\r\n\t\t\t<verbose>true<\/verbose>\r\n\t\t\t<source>1.7<\/source>\r\n\t\t\t<target>1.7<\/target>\r\n\t\t\t<encoding>${project.build.sourceEncoding}<\/encoding>\r\n\t\t<\/configuration>\r\n\t\t<dependencies>\r\n\t\t\t<dependency>\r\n\t\t\t\t<groupId>org.codehaus.groovy<\/groupId>\r\n\t\t\t\t<artifactId>groovy-eclipse-compiler<\/artifactId>\r\n\t\t\t\t<version>2.6.0-01<\/version>\r\n\t\t\t<\/dependency>\r\n\t\t<\/dependencies>\r\n\t<\/plugin><\/pre>\nmaven-shade-plugin(Maven Plugin) can be used to create runnable-jar<\/p>\n
\t<plugin>\r\n\t\t<groupId>org.apache.maven.plugins<\/groupId>\r\n\t\t<artifactId>maven-shade-plugin<\/artifactId>\r\n\t\t<version>2.0<\/version>\r\n\r\n\t\t<executions>\r\n\t\t\t<execution>\r\n\t\t\t\t<phase>package<\/phase>\r\n\t\t\t\t<goals>\r\n\t\t\t\t\t<goal>shade<\/goal>\r\n\t\t\t\t<\/goals>\r\n\t\t\t\t<configuration>\r\n\t\t\t\t\t<createDependencyReducedPom>false<\/createDependencyReducedPom>\r\n\t\t\t\t\t<configuration>\r\n\t\t\t\t\t\t<source>1.7<\/source>\r\n\t\t\t\t\t\t<target>1.7<\/target>\r\n\t\t\t\t\t<\/configuration>\r\n\t\t\t\t\t<transformers>\r\n\t\t\t\t\t\t<transformer\r\n\t\t\t\t\t\t\timplementation='org.apache.maven.plugins.shade.resource.ManifestResourceTransformer'>\r\n\t\t\t\t\t\t\t<mainClass>com.onlinetechvision.exe.Application<\/mainClass>\r\n\t\t\t\t\t\t<\/transformer>\r\n\t\t\t\t\t\t<transformer\r\n\t\t\t\t\t\t\timplementation='org.apache.maven.plugins.shade.resource.AppendingTransformer'>\r\n\t\t\t\t\t\t\t<resource>META-INF\/spring.handlers<\/resource>\r\n\t\t\t\t\t\t<\/transformer>\r\n\t\t\t\t\t\t<transformer\r\n\t\t\t\t\t\t\timplementation='org.apache.maven.plugins.shade.resource.AppendingTransformer'>\r\n\t\t\t\t\t\t\t<resource>META-INF\/spring.schemas<\/resource>\r\n\t\t\t\t\t\t<\/transformer>\r\n\t\t\t\t\t<\/transformers>\r\n\t\t\t\t<\/configuration>\r\n\t\t\t<\/execution>\r\n\t\t<\/executions>\r\n\t<\/plugin><\/pre>\nSTEP 3 : CREATE Employee CLASS<\/strong><\/p>\nEmployee<\/strong> Bean is created.<\/p>\npackage com.onlinetechvision.employee;\r\n\r\n\/**\r\n * Employee Bean\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\npublic class Employee {\r\n\r\n\tprivate String id;\r\n\tprivate String name;\r\n\tprivate String surname;\r\n\r\n\tpublic Employee(String id, String name, String surname) {\r\n\t\tthis.id = id;\r\n\t\tthis.name = name;\r\n\t\tthis.surname = surname;\r\n\t}\r\n\r\n\tpublic String getId() {\r\n\t\treturn id;\r\n\t}\r\n\r\n\tpublic void setId(String id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\r\n\tpublic String getName() {\r\n\t\treturn name;\r\n\t}\r\n\r\n\tpublic void setName(String name) {\r\n\t\tthis.name = name;\r\n\t}\r\n\r\n\tpublic String getSurname() {\r\n\t\treturn surname;\r\n\t}\r\n\r\n\tpublic void setSurname(String surname) {\r\n\t\tthis.surname = surname;\r\n\t}\t\r\n\r\n\t@Override\r\n\tpublic int hashCode() {\r\n\t\tfinal int prime = 31;\r\n\t\tint result = 1;\r\n\t\tresult = prime * result + ((id == null) ? 0 : id.hashCode());\r\n\t\tresult = prime * result + ((name == null) ? 0 : name.hashCode());\r\n\t\tresult = prime * result + ((surname == null) ? 0 : surname.hashCode());\r\n\t\treturn result;\r\n\t}\r\n\r\n\t@Override\r\n\tpublic boolean equals(Object obj) {\r\n\t\tif (this == obj)\r\n\t\t\treturn true;\r\n\t\tif (obj == null)\r\n\t\t\treturn false;\r\n\t\tif (getClass() != obj.getClass())\r\n\t\t\treturn false;\r\n\t\tEmployee other = (Employee) obj;\r\n\t\tif (id == null) {\r\n\t\t\tif (other.id != null)\r\n\t\t\t\treturn false;\r\n\t\t} else if (!id.equals(other.id))\r\n\t\t\treturn false;\r\n\t\tif (name == null) {\r\n\t\t\tif (other.name != null)\r\n\t\t\t\treturn false;\r\n\t\t} else if (!name.equals(other.name))\r\n\t\t\treturn false;\r\n\t\tif (surname == null) {\r\n\t\t\tif (other.surname != null)\r\n\t\t\t\treturn false;\r\n\t\t} else if (!surname.equals(other.surname))\r\n\t\t\treturn false;\r\n\t\treturn true;\r\n\t}\r\n\r\n\t@Override\r\n\tpublic String toString() {\r\n\t\treturn 'Employee [id=' + id\r\n\t\t\t\t + ', name=' + name\r\n\t\t\t\t\t\t\t+ ', surname=' + surname + ']';\r\n\t}\t\r\n\r\n}<\/pre>\nMETHOD 1 : USING JAVA SYNTAX<\/h4>\nSTEP 4 : CREATE IGroovyEmployeeCacheService INTERFACE<\/h2>\n
IGroovyEmployeeCacheService<\/strong> Interface is created to expose Groovy Cache functionality. <\/div> <\/div><\/p>\npackage com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee\r\n\r\n\/**\r\n * IGroovyEmployeeCacheService Interface exposes cache functionality.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\ninterface IGroovyEmployeeCacheService {\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid addToEmployeeCache(Employee employee);\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tEmployee getFromEmployeeCache(String id);\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid removeFromEmployeeCache(Employee employee);\r\n\r\n}<\/pre>\nSTEP 5 : CREATE GroovyEmployeeCacheService IMPL<\/h2>\n
GroovyEmployeeCacheService<\/strong> Class is created by implementing IGroovyEmployeeCacheService<\/strong> Interface.<\/p>\npackage com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\nimport org.springframework.stereotype.Service;\r\n\r\n\/**\r\n * GroovyEmployeeCacheService Class is implementation of IGroovyEmployeeCacheService Interface.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\n@Service\r\nclass GroovyEmployeeCacheService implements IGroovyEmployeeCacheService {\r\n\r\n\tprivate Map<String, Employee> cache = new HashMap();\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void addToEmployeeCache(Employee employee) {\r\n\t\tgetCache().put(employee.getId(), employee);\r\n\t\tprintln print(employee, 'added to cache...');\r\n\t}\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tpublic Employee getFromEmployeeCache(String id) {\r\n\t\tEmployee employee = getCache().get(id);\r\n\t\tprintln print(employee, 'gotten from cache...');\r\n\t\treturn employee;\r\n\t}\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void removeFromEmployeeCache(Employee employee) {\r\n\t\tgetCache().remove(employee.getId());\r\n\t\tprintln print(employee, 'removed from cache...');\r\n\t\tprintln 'Groovy Cache Entries :' + getCache();\r\n\t}\r\n\r\n\tpublic Map<String, Employee> getCache() {\r\n\t\treturn cache;\r\n\t}\r\n\r\n\tpublic void setCache(Map<String, Employee> map) {\r\n\t\tcache = map;\r\n\t}\r\n\r\n\t\/**\r\n\t * Prints operation information\r\n\t *\r\n\t * @param Employee employee\r\n\t * @param String description\r\n\t *\r\n\t *\/\r\n\tprivate String print(Employee employee, String desc) {\r\n\t\tStringBuilder strBldr = new StringBuilder();\r\n\t\tstrBldr.append(employee)\r\n\t\tstrBldr.append(' ');\r\n\t\tstrBldr.append(desc);\r\n\r\n\t\treturn strBldr.toString();\r\n\t}\r\n}<\/pre>\nSTEP 6 : CREATE IEmployeeService INTERFACE<\/h2>\n
IUserService<\/strong> Interface is created for Spring service layer and shows how to integrate Spring and Groovy Service layers.<\/p>\npackage com.onlinetechvision.spring.srv;\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\n\r\n\/**\r\n * IEmployeeService Interface is created to represent Spring Service layer.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\npublic interface IEmployeeService {\r\n\r\n\t\/**\r\n\t * Adds Employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid addToGroovyEmployeeCache(Employee employee);\r\n\r\n\t\/**\r\n\t * Gets Employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tEmployee getFromGroovyEmployeeCache(String id);\r\n\r\n\t\/**\r\n\t * Removes Employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid removeFromGroovyEmployeeCache(Employee employee);\t\r\n\r\n}<\/pre>\nSTEP 7 : CREATE EmployeeService IMPL<\/h2>\n
EmployeeService<\/strong> Class is created by implementing IUserService<\/strong> Interface.<\/p>\npackage com.onlinetechvision.spring.srv;\r\n\r\nimport org.springframework.beans.factory.annotation.Autowired;\r\nimport org.springframework.stereotype.Service;\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\nimport com.onlinetechvision.groovy.srv.IGroovyEmployeeCacheService;\r\n\r\n\/**\r\n * EmployeeService Class is implementation of IEmployeeService interface.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\n@Service\r\npublic class EmployeeService implements IEmployeeService {\r\n\r\n\t@Autowired\r\n\tprivate IGroovyEmployeeCacheService groovyEmployeeCacheService ;\r\n\r\n\t\/**\r\n\t * Adds Employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void addToGroovyEmployeeCache(Employee employee) {\r\n\t\tgetGroovyEmployeeCacheService().addToEmployeeCache(employee);\r\n\t}\r\n\r\n\t\/**\r\n\t * Gets Employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tpublic Employee getFromGroovyEmployeeCache(String id) {\r\n\t\treturn getGroovyEmployeeCacheService().getFromEmployeeCache(id);\r\n\t}\t\r\n\r\n\t\/**\r\n\t * Removes Employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void removeFromGroovyEmployeeCache(Employee employee) {\r\n\t\tgetGroovyEmployeeCacheService().removeFromEmployeeCache(employee);\r\n\t}\r\n\r\n\tpublic IGroovyEmployeeCacheService getGroovyEmployeeCacheService() {\r\n\t\treturn groovyEmployeeCacheService;\r\n\t}\r\n\r\n\tpublic void setGroovyEmployeeCacheService(IGroovyEmployeeCacheService groovyEmployeeCacheService) {\r\n\t\tthis.groovyEmployeeCacheService = groovyEmployeeCacheService;\r\n\t}\t\r\n\r\n}<\/pre>\nSTEP 8 : CREATE applicationContext.xml<\/h2>\n
Spring Configuration file, applicationContext.xml<\/strong>, is created.<\/p>\n<beans xmlns='http:\/\/www.springframework.org\/schema\/beans'\r\n\txmlns:xsi='http:\/\/www.w3.org\/2001\/XMLSchema-instance'\r\n\txmlns:context='http:\/\/www.springframework.org\/schema\/context'\r\n\txsi:schemaLocation='http:\/\/www.springframework.org\/schema\/beans\r\n\r\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context-3.0.xsd'>\r\n\r\n\t<context:component-scan base-package='com.onlinetechvision.spring.srv, com.onlinetechvision.groovy.srv'\/>\r\n\r\n<\/beans><\/pre>\nSTEP 9 : CREATE Application CLASS<\/h2>\n
Application<\/strong> Class is created to run the application.<\/p>\npackage com.onlinetechvision.exe;\r\n\r\nimport org.springframework.context.ApplicationContext;\r\nimport org.springframework.context.support.ClassPathXmlApplicationContext;\r\n\r\nimport com.onlinetechvision.spring.srv.EmployeeService;\r\nimport com.onlinetechvision.spring.srv.IEmployeeService;\r\nimport com.onlinetechvision.employee.Employee;\r\n\r\n\/**\r\n * Application Class starts the application\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\npublic class Application\r\n{\r\n\t\/**\r\n * Starts the application\r\n *\r\n * @param String[] args\r\n *\r\n *\/\r\n\tpublic static void main(String[] args) {\r\n\t\tApplicationContext context = new ClassPathXmlApplicationContext('applicationContext.xml');\r\n\r\n\t\tIEmployeeService employeeService = (IEmployeeService) context.getBean(EmployeeService.class);\r\n\r\n\t\tEmployee firstEmployee = new Employee('1', 'Jake', 'Gyllenhaal');\r\n\t\tEmployee secondEmployee = new Employee('2', 'Woody', 'Harrelson');\r\n\r\n\t\temployeeService.addToGroovyEmployeeCache(firstEmployee);\r\n\t\temployeeService.getFromGroovyEmployeeCache(firstEmployee.getId());\r\n\t\temployeeService.removeFromGroovyEmployeeCache(firstEmployee);\r\n\r\n\t\temployeeService.addToGroovyEmployeeCache(secondEmployee);\r\n\t\temployeeService.getFromGroovyEmployeeCache(secondEmployee.getId());\r\n\t}\r\n\r\n}<\/pre>\nSTEP 10 : BUILD PROJECT<\/h2>\n
After OTV_Spring_Groovy<\/strong> Project is build, OTV_Spring_Groovy-0.0.1-SNAPSHOT.jar<\/strong> is created.<\/p>\nSTEP 11 : RUN PROJECT<\/h2>\n
After created OTV_Spring_Groovy-0.0.1-SNAPSHOT.jar<\/strong> file is run, output logs are shown as the followwing :<\/p>\nEmployee [id=1, name=Jake, surname=Gyllenhaal] added to cache...\r\nEmployee [id=1, name=Jake, surname=Gyllenhaal] gotten from cache...\r\nEmployee [id=1, name=Jake, surname=Gyllenhaal] removed from cache...\r\nGroovy Cache Entries :[:]\r\n\r\nEmployee [id=2, name=Woody, surname=Harrelson] added to cache...\r\nEmployee [id=2, name=Woody, surname=Harrelson] gotten from cache...<\/pre>\nSo far, first way has been explained. Let us take a look to the other ways :<\/p>\n
METHOD 2 : USING GROOVY SYNTAX<\/h4>\n
IGroovyEmployeeCacheService<\/strong> Interface and GroovyEmployeeCacheService<\/strong> Impl can be also designed by using Groovy syntax as the following :<\/p>\nSTEP 12.1 : CREATE IGroovyEmployeeCacheService INTERFACE<\/h2>\n
IGroovyEmployeeCacheService<\/strong> Interface is created by using Groovy syntax.<\/p>\npackage com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee\r\n\r\n\/**\r\n * IGroovyEmployeeCacheService Interface exposes cache functionality.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\ninterface IGroovyEmployeeCacheService {\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef addToEmployeeCache(Employee employee);\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tdef getFromEmployeeCache(String id);\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef removeFromEmployeeCache(Employee employee);\r\n\r\n}<\/pre>\nSTEP 12.2 : CREATE GroovyEmployeeCacheService IMPL<\/h2>\n
GroovyEmployeeCacheService<\/strong> Class is created by using Groovy syntax.<\/p>\npackage com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\nimport org.springframework.stereotype.Service;\r\n\r\n\/**\r\n * GroovyEmployeeCacheService Class is implementation of IGroovyEmployeeCacheService Interface.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\n@Service\r\nclass GroovyEmployeeCacheService implements IGroovyEmployeeCacheService {\r\n\r\n\tdef cache = new HashMap();\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef addToEmployeeCache(Employee employee) {\r\n\t\tgetCache().put(employee.getId(), employee);\r\n\t\tprintln print(employee, 'added to cache...');\r\n\t}\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tdef getFromEmployeeCache(String id) {\r\n\t\tEmployee employee = getCache().get(id);\r\n\t\tprintln print(employee, 'gotten from cache...');\r\n\t\treturn employee;\r\n\t}\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef removeFromEmployeeCache(Employee employee) {\r\n\t\tgetCache().remove(employee.getId());\r\n\t\tprintln print(employee, 'removed from cache...');\r\n\t\tprintln 'Groovy Cache Entries :' + getCache();\r\n\t}\r\n\r\n\tdef getCache() {\r\n\t\treturn cache;\r\n\t}\r\n\r\n\tdef setCache(Map<String, Employee> map) {\r\n\t\tcache = map;\r\n\t}\r\n\r\n\t\/**\r\n\t * Prints operation information\r\n\t *\r\n\t * @param Employee employee\r\n\t * @param String description\r\n\t *\r\n\t *\/\r\n\tdef print(Employee employee, String desc) {\r\n\t\tStringBuilder strBldr = new StringBuilder();\r\n\t\tstrBldr.append(employee)\r\n\t\tstrBldr.append(' ');\r\n\t\tstrBldr.append(desc);\r\n\t}\r\n}<\/pre>\nMETHOD 3 : USING INLINE-SCRIPT FEATURE<\/h4>\n
GroovyEmployeeCacheService<\/strong> Impl can be also defined by using inline-script feature as the following :<\/p>\nSTEP 13.1 : DEFINE GroovyEmployeeCacheService IMPL via applicationContext.xml<\/h2>\n
GroovyEmployeeCacheService<\/strong> Impl Class can be defined in applicationContext.xml<\/strong>.<\/p>\n<beans xmlns='http:\/\/www.springframework.org\/schema\/beans'\r\n\txmlns:xsi='http:\/\/www.w3.org\/2001\/XMLSchema-instance'\r\n\txmlns:context='http:\/\/www.springframework.org\/schema\/context'\r\n\txmlns:lang='http:\/\/www.springframework.org\/schema\/lang'\r\n\txsi:schemaLocation='http:\/\/www.springframework.org\/schema\/beans\r\n\r\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\/spring-lang-3.0.xsd'>\r\n\r\n\t<context:component-scan base-package='com.onlinetechvision.spring.srv'\/>\r\n\r\n\t<lang:groovy id='groovyEmployeeCacheService'>\r\n\t <lang:inline-script>\r\n\t\t\tpackage com.onlinetechvision.groovy.srv\r\n\r\n\t\t\timport com.onlinetechvision.employee.Employee;\r\n\t\t\timport org.springframework.stereotype.Service;\r\n\r\n\t\t\tclass GroovyEmployeeCacheService implements IGroovyEmployeeCacheService {\r\n\r\n\t\t\t\tdef cache = new HashMap();\r\n\r\n\t\t\t\tdef addToEmployeeCache(Employee employee) {\r\n\t\t\t\t\tgetCache().put(employee.getId(), employee);\r\n\t\t\t\t\tprintln print(employee, 'added to cache...');\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef getFromEmployeeCache(String id) {\r\n\t\t\t\t\tEmployee employee = getCache().get(id);\r\n\t\t\t\t\tprintln print(employee, 'gotten from cache...');\r\n\t\t\t\t\treturn employee;\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef removeFromEmployeeCache(Employee employee) {\r\n\t\t\t\t\tgetCache().remove(employee.getId());\r\n\t\t\t\t\tprintln print(employee, 'removed from cache...');\r\n\t\t\t\t\tprintln 'Groovy Cache Entities :' + getCache();\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef getCache() {\r\n\t\t\t\t\treturn cache;\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef setCache(Map map) {\r\n\t\t\t\t\tcache = map;\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef print(Employee employee, String desc) {\r\n\t\t\t\t\tStringBuilder strBldr = new StringBuilder();\r\n\t\t\t\t\tstrBldr.append(employee)\r\n\t\t\t\t\tstrBldr.append(' ');\r\n\t\t\t\t\tstrBldr.append(desc);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t <\/lang:inline-script>\r\n\t<\/lang:groovy>\r\n\r\n<\/beans><\/pre>\nMETHOD 4 : USING SPRING GROOVY LANGUAGE SUPPORT<\/h4>\n
GroovyEmployeeCacheService<\/strong> Impl can be also defined to Spring application-context without using stereotype(@Service) as the following :<\/p>\nSTEP 14.1 : DEFINE GroovyEmployeeCacheService IMPL via applicationContext.xml<\/h2>\n
GroovyEmployeeCacheService<\/strong> Impl Class can be defined in applicationContext.xml.<\/p>\n<beans xmlns='http:\/\/www.springframework.org\/schema\/beans'\r\n\txmlns:xsi='http:\/\/www.w3.org\/2001\/XMLSchema-instance'\r\n\txmlns:context='http:\/\/www.springframework.org\/schema\/context'\r\n\txmlns:lang='http:\/\/www.springframework.org\/schema\/lang'\r\n\txsi:schemaLocation='http:\/\/www.springframework.org\/schema\/beans\r\n\r\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\/spring-lang-3.0.xsd'>\r\n\r\n\t<context:component-scan base-package='com.onlinetechvision.spring.srv'\/>\r\n\r\n\t<lang:groovy id='groovyEmployeeCacheService' script-source='classpath:com\/onlinetechvision\/groovy\/srv\/GroovyEmployeeCacheService.groovy'\/>\r\n\r\n<\/beans><\/pre>\nSTEP 15 : DOWNLOAD<\/h2>\n
https:\/\/github.com\/erenavsarogullari\/OTV_Spring_Groovy<\/a><\/strong><\/p>\nRESOURCES : <\/h4>\n
Groovy User Guide<\/a><\/strong>
\nSpring Dynamic Language Support<\/a><\/strong>
\n <\/p>\nReference: <\/em><\/strong>Spring Dynamic Language Support with Groovy<\/a> from our JCG partner<\/a> Eren Avsarogullari at the Online Technology Vision<\/a> blog.<\/p>\n","protected":false},"excerpt":{"rendered":"Groovy is a dynamic and object-oriented programming language running on JVM. It uses a syntax like Java, can be embedded in Java and is compiled to byte-code. Java code can be called from Groovy, and vice versa. Some of Groovy features are Meta and Functional programming, Dynamic typing (with the def keyword), Closures, GroovyBeans, Groovlets, …<\/p>\n","protected":false},"author":158,"featured_media":240,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[30],"class_list":["post-6701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-groovy","tag-spring"],"yoast_head":"\n
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STEP 1 : CREATE MAVEN PROJECT<\/h2>\n
A maven project is created as below. (It can be created by using Maven or IDE Plug-in).<\/p>\n
Firstly, dependencies are added to Maven\u2019 s pom.xml.<\/p>\n maven-compiler-plugin(Maven Plugin) is used to compile the project with JDK 1.7<\/p>\n maven-shade-plugin(Maven Plugin) can be used to create runnable-jar<\/p>\n STEP 3 : CREATE Employee CLASS<\/strong><\/p>\n Employee<\/strong> Bean is created.<\/p>\n IGroovyEmployeeCacheService<\/strong> Interface is created to expose Groovy Cache functionality. GroovyEmployeeCacheService<\/strong> Class is created by implementing IGroovyEmployeeCacheService<\/strong> Interface.<\/p>\n IUserService<\/strong> Interface is created for Spring service layer and shows how to integrate Spring and Groovy Service layers.<\/p>\n EmployeeService<\/strong> Class is created by implementing IUserService<\/strong> Interface.<\/p>\n Spring Configuration file, applicationContext.xml<\/strong>, is created.<\/p>\n Application<\/strong> Class is created to run the application.<\/p>\n After OTV_Spring_Groovy<\/strong> Project is build, OTV_Spring_Groovy-0.0.1-SNAPSHOT.jar<\/strong> is created.<\/p>\n After created OTV_Spring_Groovy-0.0.1-SNAPSHOT.jar<\/strong> file is run, output logs are shown as the followwing :<\/p>\n So far, first way has been explained. Let us take a look to the other ways :<\/p>\n IGroovyEmployeeCacheService<\/strong> Interface and GroovyEmployeeCacheService<\/strong> Impl can be also designed by using Groovy syntax as the following :<\/p>\n IGroovyEmployeeCacheService<\/strong> Interface is created by using Groovy syntax.<\/p>\n GroovyEmployeeCacheService<\/strong> Class is created by using Groovy syntax.<\/p>\n GroovyEmployeeCacheService<\/strong> Impl can be also defined by using inline-script feature as the following :<\/p>\n GroovyEmployeeCacheService<\/strong> Impl Class can be defined in applicationContext.xml<\/strong>.<\/p>\n GroovyEmployeeCacheService<\/strong> Impl can be also defined to Spring application-context without using stereotype(@Service) as the following :<\/p>\n GroovyEmployeeCacheService<\/strong> Impl Class can be defined in applicationContext.xml.<\/p>\n https:\/\/github.com\/erenavsarogullari\/OTV_Spring_Groovy<\/a><\/strong><\/p>\n Groovy User Guide<\/a><\/strong> Reference: <\/em><\/strong>Spring Dynamic Language Support with Groovy<\/a> from our JCG partner<\/a> Eren Avsarogullari at the Online Technology Vision<\/a> blog.<\/p>\n","protected":false},"excerpt":{"rendered":" Groovy is a dynamic and object-oriented programming language running on JVM. It uses a syntax like Java, can be embedded in Java and is compiled to byte-code. Java code can be called from Groovy, and vice versa. Some of Groovy features are Meta and Functional programming, Dynamic typing (with the def keyword), Closures, GroovyBeans, Groovlets, …<\/p>\n","protected":false},"author":158,"featured_media":240,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[30],"class_list":["post-6701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-groovy","tag-spring"],"yoast_head":"\n<\/a><\/p>\nSTEP 2 : LIBRARIES<\/h2>\n
\t<properties>\r\n\t\t<project.build.sourceEncoding>UTF-8<\/project.build.sourceEncoding>\r\n\t\t<spring.version>3.2.0.RELEASE<\/spring.version>\r\n\t<\/properties>\t\r\n\r\n\t<!-- Spring 3 dependencies -->\r\n\t<dependency>\r\n\t\t<groupId>org.springframework<\/groupId>\r\n\t\t<artifactId>spring-core<\/artifactId>\r\n\t\t<version>${spring.version}<\/version>\r\n\t<\/dependency>\r\n\r\n\t<dependency>\r\n\t\t<groupId>org.springframework<\/groupId>\r\n\t\t<artifactId>spring-context<\/artifactId>\r\n\t\t<version>${spring.version}<\/version>\r\n\t<\/dependency>\r\n\r\n\t<dependency>\r\n\t\t<groupId>org.codehaus.groovy<\/groupId>\r\n\t\t<artifactId>groovy-all<\/artifactId>\r\n\t\t<version>2.0.4<\/version>\r\n\t<\/dependency><\/pre>\n\t<plugin>\r\n\t\t<artifactId>maven-compiler-plugin<\/artifactId>\r\n\t\t<version>2.3.2<\/version>\r\n\t\t<configuration>\r\n\t\t\t<compilerId>groovy-eclipse-compiler<\/compilerId>\r\n\t\t\t<verbose>true<\/verbose>\r\n\t\t\t<source>1.7<\/source>\r\n\t\t\t<target>1.7<\/target>\r\n\t\t\t<encoding>${project.build.sourceEncoding}<\/encoding>\r\n\t\t<\/configuration>\r\n\t\t<dependencies>\r\n\t\t\t<dependency>\r\n\t\t\t\t<groupId>org.codehaus.groovy<\/groupId>\r\n\t\t\t\t<artifactId>groovy-eclipse-compiler<\/artifactId>\r\n\t\t\t\t<version>2.6.0-01<\/version>\r\n\t\t\t<\/dependency>\r\n\t\t<\/dependencies>\r\n\t<\/plugin><\/pre>\n\t<plugin>\r\n\t\t<groupId>org.apache.maven.plugins<\/groupId>\r\n\t\t<artifactId>maven-shade-plugin<\/artifactId>\r\n\t\t<version>2.0<\/version>\r\n\r\n\t\t<executions>\r\n\t\t\t<execution>\r\n\t\t\t\t<phase>package<\/phase>\r\n\t\t\t\t<goals>\r\n\t\t\t\t\t<goal>shade<\/goal>\r\n\t\t\t\t<\/goals>\r\n\t\t\t\t<configuration>\r\n\t\t\t\t\t<createDependencyReducedPom>false<\/createDependencyReducedPom>\r\n\t\t\t\t\t<configuration>\r\n\t\t\t\t\t\t<source>1.7<\/source>\r\n\t\t\t\t\t\t<target>1.7<\/target>\r\n\t\t\t\t\t<\/configuration>\r\n\t\t\t\t\t<transformers>\r\n\t\t\t\t\t\t<transformer\r\n\t\t\t\t\t\t\timplementation='org.apache.maven.plugins.shade.resource.ManifestResourceTransformer'>\r\n\t\t\t\t\t\t\t<mainClass>com.onlinetechvision.exe.Application<\/mainClass>\r\n\t\t\t\t\t\t<\/transformer>\r\n\t\t\t\t\t\t<transformer\r\n\t\t\t\t\t\t\timplementation='org.apache.maven.plugins.shade.resource.AppendingTransformer'>\r\n\t\t\t\t\t\t\t<resource>META-INF\/spring.handlers<\/resource>\r\n\t\t\t\t\t\t<\/transformer>\r\n\t\t\t\t\t\t<transformer\r\n\t\t\t\t\t\t\timplementation='org.apache.maven.plugins.shade.resource.AppendingTransformer'>\r\n\t\t\t\t\t\t\t<resource>META-INF\/spring.schemas<\/resource>\r\n\t\t\t\t\t\t<\/transformer>\r\n\t\t\t\t\t<\/transformers>\r\n\t\t\t\t<\/configuration>\r\n\t\t\t<\/execution>\r\n\t\t<\/executions>\r\n\t<\/plugin><\/pre>\n
package com.onlinetechvision.employee;\r\n\r\n\/**\r\n * Employee Bean\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\npublic class Employee {\r\n\r\n\tprivate String id;\r\n\tprivate String name;\r\n\tprivate String surname;\r\n\r\n\tpublic Employee(String id, String name, String surname) {\r\n\t\tthis.id = id;\r\n\t\tthis.name = name;\r\n\t\tthis.surname = surname;\r\n\t}\r\n\r\n\tpublic String getId() {\r\n\t\treturn id;\r\n\t}\r\n\r\n\tpublic void setId(String id) {\r\n\t\tthis.id = id;\r\n\t}\r\n\r\n\tpublic String getName() {\r\n\t\treturn name;\r\n\t}\r\n\r\n\tpublic void setName(String name) {\r\n\t\tthis.name = name;\r\n\t}\r\n\r\n\tpublic String getSurname() {\r\n\t\treturn surname;\r\n\t}\r\n\r\n\tpublic void setSurname(String surname) {\r\n\t\tthis.surname = surname;\r\n\t}\t\r\n\r\n\t@Override\r\n\tpublic int hashCode() {\r\n\t\tfinal int prime = 31;\r\n\t\tint result = 1;\r\n\t\tresult = prime * result + ((id == null) ? 0 : id.hashCode());\r\n\t\tresult = prime * result + ((name == null) ? 0 : name.hashCode());\r\n\t\tresult = prime * result + ((surname == null) ? 0 : surname.hashCode());\r\n\t\treturn result;\r\n\t}\r\n\r\n\t@Override\r\n\tpublic boolean equals(Object obj) {\r\n\t\tif (this == obj)\r\n\t\t\treturn true;\r\n\t\tif (obj == null)\r\n\t\t\treturn false;\r\n\t\tif (getClass() != obj.getClass())\r\n\t\t\treturn false;\r\n\t\tEmployee other = (Employee) obj;\r\n\t\tif (id == null) {\r\n\t\t\tif (other.id != null)\r\n\t\t\t\treturn false;\r\n\t\t} else if (!id.equals(other.id))\r\n\t\t\treturn false;\r\n\t\tif (name == null) {\r\n\t\t\tif (other.name != null)\r\n\t\t\t\treturn false;\r\n\t\t} else if (!name.equals(other.name))\r\n\t\t\treturn false;\r\n\t\tif (surname == null) {\r\n\t\t\tif (other.surname != null)\r\n\t\t\t\treturn false;\r\n\t\t} else if (!surname.equals(other.surname))\r\n\t\t\treturn false;\r\n\t\treturn true;\r\n\t}\r\n\r\n\t@Override\r\n\tpublic String toString() {\r\n\t\treturn 'Employee [id=' + id\r\n\t\t\t\t + ', name=' + name\r\n\t\t\t\t\t\t\t+ ', surname=' + surname + ']';\r\n\t}\t\r\n\r\n}<\/pre>\nMETHOD 1 : USING JAVA SYNTAX<\/h4>\n
STEP 4 : CREATE IGroovyEmployeeCacheService INTERFACE<\/h2>\n
package com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee\r\n\r\n\/**\r\n * IGroovyEmployeeCacheService Interface exposes cache functionality.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\ninterface IGroovyEmployeeCacheService {\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid addToEmployeeCache(Employee employee);\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tEmployee getFromEmployeeCache(String id);\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid removeFromEmployeeCache(Employee employee);\r\n\r\n}<\/pre>\nSTEP 5 : CREATE GroovyEmployeeCacheService IMPL<\/h2>\n
package com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\nimport org.springframework.stereotype.Service;\r\n\r\n\/**\r\n * GroovyEmployeeCacheService Class is implementation of IGroovyEmployeeCacheService Interface.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\n@Service\r\nclass GroovyEmployeeCacheService implements IGroovyEmployeeCacheService {\r\n\r\n\tprivate Map<String, Employee> cache = new HashMap();\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void addToEmployeeCache(Employee employee) {\r\n\t\tgetCache().put(employee.getId(), employee);\r\n\t\tprintln print(employee, 'added to cache...');\r\n\t}\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tpublic Employee getFromEmployeeCache(String id) {\r\n\t\tEmployee employee = getCache().get(id);\r\n\t\tprintln print(employee, 'gotten from cache...');\r\n\t\treturn employee;\r\n\t}\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void removeFromEmployeeCache(Employee employee) {\r\n\t\tgetCache().remove(employee.getId());\r\n\t\tprintln print(employee, 'removed from cache...');\r\n\t\tprintln 'Groovy Cache Entries :' + getCache();\r\n\t}\r\n\r\n\tpublic Map<String, Employee> getCache() {\r\n\t\treturn cache;\r\n\t}\r\n\r\n\tpublic void setCache(Map<String, Employee> map) {\r\n\t\tcache = map;\r\n\t}\r\n\r\n\t\/**\r\n\t * Prints operation information\r\n\t *\r\n\t * @param Employee employee\r\n\t * @param String description\r\n\t *\r\n\t *\/\r\n\tprivate String print(Employee employee, String desc) {\r\n\t\tStringBuilder strBldr = new StringBuilder();\r\n\t\tstrBldr.append(employee)\r\n\t\tstrBldr.append(' ');\r\n\t\tstrBldr.append(desc);\r\n\r\n\t\treturn strBldr.toString();\r\n\t}\r\n}<\/pre>\nSTEP 6 : CREATE IEmployeeService INTERFACE<\/h2>\n
package com.onlinetechvision.spring.srv;\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\n\r\n\/**\r\n * IEmployeeService Interface is created to represent Spring Service layer.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\npublic interface IEmployeeService {\r\n\r\n\t\/**\r\n\t * Adds Employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid addToGroovyEmployeeCache(Employee employee);\r\n\r\n\t\/**\r\n\t * Gets Employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tEmployee getFromGroovyEmployeeCache(String id);\r\n\r\n\t\/**\r\n\t * Removes Employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tvoid removeFromGroovyEmployeeCache(Employee employee);\t\r\n\r\n}<\/pre>\nSTEP 7 : CREATE EmployeeService IMPL<\/h2>\n
package com.onlinetechvision.spring.srv;\r\n\r\nimport org.springframework.beans.factory.annotation.Autowired;\r\nimport org.springframework.stereotype.Service;\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\nimport com.onlinetechvision.groovy.srv.IGroovyEmployeeCacheService;\r\n\r\n\/**\r\n * EmployeeService Class is implementation of IEmployeeService interface.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\n@Service\r\npublic class EmployeeService implements IEmployeeService {\r\n\r\n\t@Autowired\r\n\tprivate IGroovyEmployeeCacheService groovyEmployeeCacheService ;\r\n\r\n\t\/**\r\n\t * Adds Employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void addToGroovyEmployeeCache(Employee employee) {\r\n\t\tgetGroovyEmployeeCacheService().addToEmployeeCache(employee);\r\n\t}\r\n\r\n\t\/**\r\n\t * Gets Employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tpublic Employee getFromGroovyEmployeeCache(String id) {\r\n\t\treturn getGroovyEmployeeCacheService().getFromEmployeeCache(id);\r\n\t}\t\r\n\r\n\t\/**\r\n\t * Removes Employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tpublic void removeFromGroovyEmployeeCache(Employee employee) {\r\n\t\tgetGroovyEmployeeCacheService().removeFromEmployeeCache(employee);\r\n\t}\r\n\r\n\tpublic IGroovyEmployeeCacheService getGroovyEmployeeCacheService() {\r\n\t\treturn groovyEmployeeCacheService;\r\n\t}\r\n\r\n\tpublic void setGroovyEmployeeCacheService(IGroovyEmployeeCacheService groovyEmployeeCacheService) {\r\n\t\tthis.groovyEmployeeCacheService = groovyEmployeeCacheService;\r\n\t}\t\r\n\r\n}<\/pre>\nSTEP 8 : CREATE applicationContext.xml<\/h2>\n
<beans xmlns='http:\/\/www.springframework.org\/schema\/beans'\r\n\txmlns:xsi='http:\/\/www.w3.org\/2001\/XMLSchema-instance'\r\n\txmlns:context='http:\/\/www.springframework.org\/schema\/context'\r\n\txsi:schemaLocation='http:\/\/www.springframework.org\/schema\/beans\r\n\r\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context-3.0.xsd'>\r\n\r\n\t<context:component-scan base-package='com.onlinetechvision.spring.srv, com.onlinetechvision.groovy.srv'\/>\r\n\r\n<\/beans><\/pre>\n
STEP 9 : CREATE Application CLASS<\/h2>\n
package com.onlinetechvision.exe;\r\n\r\nimport org.springframework.context.ApplicationContext;\r\nimport org.springframework.context.support.ClassPathXmlApplicationContext;\r\n\r\nimport com.onlinetechvision.spring.srv.EmployeeService;\r\nimport com.onlinetechvision.spring.srv.IEmployeeService;\r\nimport com.onlinetechvision.employee.Employee;\r\n\r\n\/**\r\n * Application Class starts the application\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\npublic class Application\r\n{\r\n\t\/**\r\n * Starts the application\r\n *\r\n * @param String[] args\r\n *\r\n *\/\r\n\tpublic static void main(String[] args) {\r\n\t\tApplicationContext context = new ClassPathXmlApplicationContext('applicationContext.xml');\r\n\r\n\t\tIEmployeeService employeeService = (IEmployeeService) context.getBean(EmployeeService.class);\r\n\r\n\t\tEmployee firstEmployee = new Employee('1', 'Jake', 'Gyllenhaal');\r\n\t\tEmployee secondEmployee = new Employee('2', 'Woody', 'Harrelson');\r\n\r\n\t\temployeeService.addToGroovyEmployeeCache(firstEmployee);\r\n\t\temployeeService.getFromGroovyEmployeeCache(firstEmployee.getId());\r\n\t\temployeeService.removeFromGroovyEmployeeCache(firstEmployee);\r\n\r\n\t\temployeeService.addToGroovyEmployeeCache(secondEmployee);\r\n\t\temployeeService.getFromGroovyEmployeeCache(secondEmployee.getId());\r\n\t}\r\n\r\n}<\/pre>\nSTEP 10 : BUILD PROJECT<\/h2>\n
STEP 11 : RUN PROJECT<\/h2>\n
Employee [id=1, name=Jake, surname=Gyllenhaal] added to cache...\r\nEmployee [id=1, name=Jake, surname=Gyllenhaal] gotten from cache...\r\nEmployee [id=1, name=Jake, surname=Gyllenhaal] removed from cache...\r\nGroovy Cache Entries :[:]\r\n\r\nEmployee [id=2, name=Woody, surname=Harrelson] added to cache...\r\nEmployee [id=2, name=Woody, surname=Harrelson] gotten from cache...<\/pre>\n
METHOD 2 : USING GROOVY SYNTAX<\/h4>\n
STEP 12.1 : CREATE IGroovyEmployeeCacheService INTERFACE<\/h2>\n
package com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee\r\n\r\n\/**\r\n * IGroovyEmployeeCacheService Interface exposes cache functionality.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\ninterface IGroovyEmployeeCacheService {\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef addToEmployeeCache(Employee employee);\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tdef getFromEmployeeCache(String id);\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef removeFromEmployeeCache(Employee employee);\r\n\r\n}<\/pre>\nSTEP 12.2 : CREATE GroovyEmployeeCacheService IMPL<\/h2>\n
package com.onlinetechvision.groovy.srv\r\n\r\nimport com.onlinetechvision.employee.Employee;\r\nimport org.springframework.stereotype.Service;\r\n\r\n\/**\r\n * GroovyEmployeeCacheService Class is implementation of IGroovyEmployeeCacheService Interface.\r\n *\r\n * @author onlinetechvision.com\r\n * @since 24 Dec 2012\r\n * @version 1.0.0\r\n *\r\n *\/\r\n@Service\r\nclass GroovyEmployeeCacheService implements IGroovyEmployeeCacheService {\r\n\r\n\tdef cache = new HashMap();\r\n\r\n\t\/**\r\n\t * Adds employee entry to cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef addToEmployeeCache(Employee employee) {\r\n\t\tgetCache().put(employee.getId(), employee);\r\n\t\tprintln print(employee, 'added to cache...');\r\n\t}\r\n\r\n\t\/**\r\n\t * Gets employee entry from cache\r\n\t *\r\n\t * @param String id\r\n\t * @return Employee employee\r\n\t *\/\r\n\tdef getFromEmployeeCache(String id) {\r\n\t\tEmployee employee = getCache().get(id);\r\n\t\tprintln print(employee, 'gotten from cache...');\r\n\t\treturn employee;\r\n\t}\r\n\r\n\t\/**\r\n\t * Removes employee entry from cache\r\n\t *\r\n\t * @param Employee employee\r\n\t *\r\n\t *\/\r\n\tdef removeFromEmployeeCache(Employee employee) {\r\n\t\tgetCache().remove(employee.getId());\r\n\t\tprintln print(employee, 'removed from cache...');\r\n\t\tprintln 'Groovy Cache Entries :' + getCache();\r\n\t}\r\n\r\n\tdef getCache() {\r\n\t\treturn cache;\r\n\t}\r\n\r\n\tdef setCache(Map<String, Employee> map) {\r\n\t\tcache = map;\r\n\t}\r\n\r\n\t\/**\r\n\t * Prints operation information\r\n\t *\r\n\t * @param Employee employee\r\n\t * @param String description\r\n\t *\r\n\t *\/\r\n\tdef print(Employee employee, String desc) {\r\n\t\tStringBuilder strBldr = new StringBuilder();\r\n\t\tstrBldr.append(employee)\r\n\t\tstrBldr.append(' ');\r\n\t\tstrBldr.append(desc);\r\n\t}\r\n}<\/pre>\nMETHOD 3 : USING INLINE-SCRIPT FEATURE<\/h4>\n
STEP 13.1 : DEFINE GroovyEmployeeCacheService IMPL via applicationContext.xml<\/h2>\n
<beans xmlns='http:\/\/www.springframework.org\/schema\/beans'\r\n\txmlns:xsi='http:\/\/www.w3.org\/2001\/XMLSchema-instance'\r\n\txmlns:context='http:\/\/www.springframework.org\/schema\/context'\r\n\txmlns:lang='http:\/\/www.springframework.org\/schema\/lang'\r\n\txsi:schemaLocation='http:\/\/www.springframework.org\/schema\/beans\r\n\r\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\/spring-lang-3.0.xsd'>\r\n\r\n\t<context:component-scan base-package='com.onlinetechvision.spring.srv'\/>\r\n\r\n\t<lang:groovy id='groovyEmployeeCacheService'>\r\n\t <lang:inline-script>\r\n\t\t\tpackage com.onlinetechvision.groovy.srv\r\n\r\n\t\t\timport com.onlinetechvision.employee.Employee;\r\n\t\t\timport org.springframework.stereotype.Service;\r\n\r\n\t\t\tclass GroovyEmployeeCacheService implements IGroovyEmployeeCacheService {\r\n\r\n\t\t\t\tdef cache = new HashMap();\r\n\r\n\t\t\t\tdef addToEmployeeCache(Employee employee) {\r\n\t\t\t\t\tgetCache().put(employee.getId(), employee);\r\n\t\t\t\t\tprintln print(employee, 'added to cache...');\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef getFromEmployeeCache(String id) {\r\n\t\t\t\t\tEmployee employee = getCache().get(id);\r\n\t\t\t\t\tprintln print(employee, 'gotten from cache...');\r\n\t\t\t\t\treturn employee;\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef removeFromEmployeeCache(Employee employee) {\r\n\t\t\t\t\tgetCache().remove(employee.getId());\r\n\t\t\t\t\tprintln print(employee, 'removed from cache...');\r\n\t\t\t\t\tprintln 'Groovy Cache Entities :' + getCache();\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef getCache() {\r\n\t\t\t\t\treturn cache;\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef setCache(Map map) {\r\n\t\t\t\t\tcache = map;\r\n\t\t\t\t}\r\n\r\n\t\t\t\tdef print(Employee employee, String desc) {\r\n\t\t\t\t\tStringBuilder strBldr = new StringBuilder();\r\n\t\t\t\t\tstrBldr.append(employee)\r\n\t\t\t\t\tstrBldr.append(' ');\r\n\t\t\t\t\tstrBldr.append(desc);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t <\/lang:inline-script>\r\n\t<\/lang:groovy>\r\n\r\n<\/beans><\/pre>\nMETHOD 4 : USING SPRING GROOVY LANGUAGE SUPPORT<\/h4>\n
STEP 14.1 : DEFINE GroovyEmployeeCacheService IMPL via applicationContext.xml<\/h2>\n
<beans xmlns='http:\/\/www.springframework.org\/schema\/beans'\r\n\txmlns:xsi='http:\/\/www.w3.org\/2001\/XMLSchema-instance'\r\n\txmlns:context='http:\/\/www.springframework.org\/schema\/context'\r\n\txmlns:lang='http:\/\/www.springframework.org\/schema\/lang'\r\n\txsi:schemaLocation='http:\/\/www.springframework.org\/schema\/beans\r\n\r\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\r\n\r\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context-3.0.xsd\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\r\n\r\nhttp:\/\/www.springframework.org\/schema\/lang\/spring-lang-3.0.xsd'>\r\n\r\n\t<context:component-scan base-package='com.onlinetechvision.spring.srv'\/>\r\n\r\n\t<lang:groovy id='groovyEmployeeCacheService' script-source='classpath:com\/onlinetechvision\/groovy\/srv\/GroovyEmployeeCacheService.groovy'\/>\r\n\r\n<\/beans><\/pre>\n
STEP 15 : DOWNLOAD<\/h2>\n
RESOURCES : <\/h4>\n
\nSpring Dynamic Language Support<\/a><\/strong>
\n <\/p>\n