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This file 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.

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The source code

/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.modules.java.ui.nodes.elements;

import org.netbeans.jmi.javamodel.Method;
import org.netbeans.jmi.javamodel.CallableFeature;
import org.netbeans.jmi.javamodel.TypedElement;
import org.openide.nodes.Children;
import org.openide.nodes.Sheet;
import org.openide.nodes.Node;
import org.openide.src.ElementProperties;

import java.lang.reflect.Modifier;
import java.util.Map;
import java.util.HashMap;

/** Node for a method element.
 * @see org.netbeans.jmi.javamodel.Method
 * @author Petr Hamernik, Jan Pokorsky
 * XXX help ids
 */
public class MethodNode extends ElementNode {
    
    private static final Map mapAttributeName;
    
    static {
        mapAttributeName = new HashMap();
        mapAttributeName.put(PROP_MODIFIERS, PROP_MODIFIERS);
        mapAttributeName.put(ElementProperties.PROP_NAME, ElementProperties.PROP_NAME);
        mapAttributeName.put(PROP_PARAMETERS, PROP_PARAMETERS);
        mapAttributeName.put("typeName", PROP_RETURN); // NOI18N
        mapAttributeName.put("exceptionNames", PROP_EXCEPTIONS); // NOI18N
    }
    
    /** Create a new method node.
    * @param element method element to represent
    * @param writeable true to be writable
    */
    public MethodNode(Method element, boolean writeable) {
        super(element, Children.LEAF, writeable, SourceOptions.PROP_METHOD_FORMAT);
        setElementFormat0(getElementFormatProperty());
        superSetName(element.getName());
    }

    protected String resolveIconBase() {
        int modif = getMethod().getModifiers();
        if (Modifier.isStatic(modif)) {
            // static method...
            if (Modifier.isPrivate(modif))
                return METHOD_ST_PRIVATE;
            else if (Modifier.isProtected(modif))
                return METHOD_ST_PROTECTED;
            else if (Modifier.isPublic(modif))
                return METHOD_ST_PUBLIC;
            else
                return METHOD_ST_PACKAGE;
        }
        else {
            // non-static method...
            if (Modifier.isPrivate(modif))
                return METHOD_PRIVATE;
            else if (Modifier.isProtected(modif))
                return METHOD_PROTECTED;
            else if (Modifier.isPublic(modif))
                return METHOD_PUBLIC;
            else
                return METHOD_PACKAGE;
        }
    }

    protected ElementFormat getElementFormatProperty() {
        return getSourceOptions().getMethodElementFormat();
    }

    /* This method resolve the appropriate hint format for the type
    * of the element. It defines the short description.
    */
    protected ElementFormat getHintElementFormat() {
        return getSourceOptions().getMethodElementLongFormat();
    }

    protected Map getAttributeNameMap() {
        return mapAttributeName;
    }

    /* Creates property set for this node */
    protected Sheet createSheet () {
        Sheet sheet = Sheet.createDefault();
        Sheet.Set ps = sheet.get(Sheet.PROPERTIES);
        ps.put(createModifiersProperty(writeable));
        ps.put(createNameProperty(getMethod()));
        ps.put(createTypeParametersProperty());
        ps.put(createParametersProperty(false));
        ps.put(createReturnProperty(writeable));
        ps.put(createExceptionsProperty(writeable));
        return sheet;
    }
    
    private Node.Property createParametersProperty(boolean canW) {
        // this should be read-olny -> refactoring job
        Node.Property p = createParametersProperty(getMethod(), canW);
        p.setValue("changeImmediate" /* PropertyEnv.PROP_CHANGE_IMMEDIATE */,Boolean.FALSE); // NOI18N
        return p;
    }

    /** Create a node property for constructor exceptions.
    * @param canW false to force property to be read-only
    * @return the property
    */
    private Node.Property createExceptionsProperty(boolean canW) {
        Node.Property p = createExceptionsProperty(getMethod(), canW);
        p.setValue("changeImmediate" /* PropertyEnv.PROP_CHANGE_IMMEDIATE */,Boolean.FALSE); // NOI18N
        return p;
    }
    
    Node.Property createTypeParametersProperty() {
        Node.Property np = createTypeParametersProperty(PROP_TYPE_PARAMETERS, getMethod(), false);
        np.setValue("changeImmediate" /* PropertyEnv.PROP_CHANGE_IMMEDIATE */, Boolean.FALSE); // NOI18N
        return np;
    }

    /** Create a property for the method return value.
    * @param canW false to force property to be read-only
    * @return the property
    */
    private Node.Property createReturnProperty(boolean canW) {
        return createTypeProperty(PROP_RETURN, getMethod(), canW);
    }
    
    private Method getMethod() {
        return (Method) this.element;
    }
}
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