Struts example source code file (SimpleAnnotationAction.java)

This example Struts source code file (SimpleAnnotationAction.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Struts tags/keywords

annotatedtestbean, arraylist, bar, bar, date, exception, expressionvalidator, foo, foo, properties, string, string, util, you, you

The Struts SimpleAnnotationAction.java source code

/*
 * Copyright 2002-2006,2009 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.opensymphony.xwork2;

import com.opensymphony.xwork2.validator.annotations.*;

import java.util.ArrayList;
import java.util.Date;
import java.util.Properties;


/**
 * Simple Test Action for annotaton processing.
 *
 * @author Rainer Hermanns
 * @version $Revision: 894090 $
 */
@Validation()
public class SimpleAnnotationAction extends ActionSupport {
    //~ Static fields/initializers /////////////////////////////////////////////

    public static final String COMMAND_RETURN_CODE = "com.opensymphony.xwork2.SimpleAnnotationAction.CommandInvoked";

    //~ Instance fields ////////////////////////////////////////////////////////

    private ArrayList<String> someList = new ArrayList();
    private Date date = new Date();
    private Properties settings = new Properties();
    private String blah;
    private String name;
    private AnnotatedTestBean bean = new AnnotatedTestBean();
    private boolean throwException;
    private int bar;
    private int baz;
    private int foo;
    private double percentage;

    private String aliasSource;
    private String aliasDest;
    
    

    //~ Constructors ///////////////////////////////////////////////////////////

    public SimpleAnnotationAction() {
    }

    //~ Methods ////////////////////////////////////////////////////////////////

    @RequiredFieldValidator(type = ValidatorType.FIELD, message = "You must enter a value for bar.")
    @IntRangeFieldValidator(type = ValidatorType.FIELD, min = "6", max = "10", message = "bar must be between ${min} and ${max}, current value is ${bar}.")
    public void setBar(int bar) {
        this.bar = bar;
    }

    public int getBar() {
        return bar;
    }

    @IntRangeFieldValidator(min = "0", key = "baz.range", message = "Could not find baz.range!")
    public void setBaz(int baz) {
        this.baz = baz;
    }

    public int getBaz() {
        return baz;
    }

    public double getPercentage() {
        return percentage;
    }

    @DoubleRangeFieldValidator(minInclusive = "0.123", key = "baz.range", message = "Could not find percentage.range!")
    public void setPercentage(double percentage) {
        this.percentage = percentage;
    }

    public void setBean(AnnotatedTestBean bean) {
        this.bean = bean;
    }

    public AnnotatedTestBean getBean() {
        return bean;
    }

    public void setBlah(String blah) {
        this.blah = blah;
    }

    public String getBlah() {
        return blah;
    }

    public Boolean getBool(String b) {
        return new Boolean(b);
    }

    public boolean[] getBools() {
        return new boolean[] {true, false, false, true};
    }

    @DateRangeFieldValidator(min = "12/22/2002", max = "12/25/2002", message = "The date must be between 12-22-2002 and 12-25-2002.")
    public void setDate(Date date) {
        this.date = date;
    }

    public Date getDate() {
        return date;
    }

    public void setFoo(int foo) {
        this.foo = foo;
    }

    public int getFoo() {
        return foo;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getName() {
        return name;
    }

    public void setSettings(Properties settings) {
        this.settings = settings;
    }

    public Properties getSettings() {
        return settings;
    }


    public String getAliasDest() {
        return aliasDest;
    }

    public void setAliasDest(String aliasDest) {
        this.aliasDest = aliasDest;
    }

    public String getAliasSource() {
        return aliasSource;
    }

    public void setAliasSource(String aliasSource) {
        this.aliasSource = aliasSource;
    }

    
    public void setSomeList(ArrayList<String> someList) {
        this.someList = someList;
    }

    public ArrayList<String> getSomeList() {
        return someList;
    }

    public void setThrowException(boolean throwException) {
        this.throwException = throwException;
    }

    public String commandMethod() throws Exception {
        return COMMAND_RETURN_CODE;
    }

    public String exceptionMethod() throws Exception {
        if (throwException) {
            throw new Exception("We're supposed to throw this");
        }

        return "OK";
    }

    @Override
    @Validations(
            requiredFields =
                    {@RequiredFieldValidator(type = ValidatorType.SIMPLE, fieldName = "customfield", message = "You must enter a value for field.")},
            requiredStrings =
                    {@RequiredStringValidator(type = ValidatorType.SIMPLE, fieldName = "stringisrequired", message = "You must enter a value for string.")},
            emails =
                    { @EmailValidator(type = ValidatorType.SIMPLE, fieldName = "emailaddress", message = "You must enter a value for email.")},
            urls =
                    { @UrlValidator(type = ValidatorType.SIMPLE, fieldName = "hreflocation", message = "You must enter a value for email.")},
            stringLengthFields =
                    {@StringLengthFieldValidator(type = ValidatorType.SIMPLE, trim = true, minLength="10" , maxLength = "12", fieldName = "needstringlength", message = "You must enter a stringlength.")},
            intRangeFields =
                    { @IntRangeFieldValidator(type = ValidatorType.SIMPLE, fieldName = "intfield", min = "6", max = "10", message = "bar must be between ${min} and ${max}, current value is ${bar}.")},
            dateRangeFields =
                    {@DateRangeFieldValidator(type = ValidatorType.SIMPLE, fieldName = "datefield", min = "-1", max = "99", message = "bar must be between ${min} and ${max}, current value is ${bar}.")},
            expressions = {
                @ExpressionValidator(expression = "foo > 1", message = "Foo must be greater than Bar 1. Foo = ${foo}, Bar = ${bar}."),
                @ExpressionValidator(expression = "foo > 2", message = "Foo must be greater than Bar 2. Foo = ${foo}, Bar = ${bar}."),
                @ExpressionValidator(expression = "foo > 3", message = "Foo must be greater than Bar 3. Foo = ${foo}, Bar = ${bar}."),
                @ExpressionValidator(expression = "foo > 4", message = "Foo must be greater than Bar 4. Foo = ${foo}, Bar = ${bar}."),
                @ExpressionValidator(expression = "foo > 5", message = "Foo must be greater than Bar 5. Foo = ${foo}, Bar = ${bar}.")
    }
    )
    public String execute() throws Exception {
        if (foo == bar) {
            return ERROR;
        }

        baz = foo + bar;

        name = "HelloWorld";
        settings.put("foo", "bar");
        settings.put("black", "white");

        someList.add("jack");
        someList.add("bill");
        someList.add("kerry");

        return SUCCESS;
    }
}