com.sun.codemodel.JSwitch Maven / Gradle / Ivy

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Old JAXB Binding Compiler. Contains source code needed for binding customization files into java sources. In other words: the *tool* to generate java classes for the given xml representation.

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/*
 * The contents of this file are subject to the terms
 * of the Common Development and Distribution License
 * (the "License").  You may not use this file except
 * in compliance with the License.
 * 
 * You can obtain a copy of the license at
 * https://jwsdp.dev.java.net/CDDLv1.0.html
 * See the License for the specific language governing
 * permissions and limitations under the License.
 * 
 * When distributing Covered Code, include this CDDL
 * HEADER in each file and include the License file at
 * https://jwsdp.dev.java.net/CDDLv1.0.html  If applicable,
 * add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your
 * own identifying information: Portions Copyright [yyyy]
 * [name of copyright owner]
 */
package com.sun.codemodel;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/**
 * Switch statement
 */
public final class JSwitch implements JStatement {

    /**
     * Test part of switch statement.
     */
    private JExpression test;

    /**
     * vector of JCases.
     */
    private List cases = new ArrayList();
    
    /**
     * a single default case
     */
    private JCase defaultCase = null;

    /**
     * Construct a While statment
     */
    JSwitch(JExpression test) {
        this.test = test;
    }

    public JExpression test() { return test; }

    public Iterator cases() { return cases.iterator(); }

    public JCase _case( JExpression label ) {
        JCase c = new JCase( label );
        cases.add(c);
        return c;
    }

    public JCase _default() {
        // what if (default != null) ???
        
        // default cases statements don't have a label
        defaultCase = new JCase(null, true);
        return defaultCase;
    }
    
    public void state(JFormatter f) {
        if (JOp.hasTopOp(test)) {
            f.p("switch ").g(test).p(" {").nl();
        } else {
            f.p("switch (").g(test).p(')').p(" {").nl();
        }
        for( JCase c : cases )
            f.s(c);
        if( defaultCase != null )
            f.s( defaultCase );
        f.p('}').nl();
    }

}