Apache CXF example source code file (JavaType.java)

This example Apache CXF source code file (JavaType.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 - Apache CXF tags/keywords

defaultvaluewriter, hashmap, in, io, javainterface, javainterface, javatype, javatype, map, qname, reflection, string, string, stringbuilder, stringbuilder, style, util

The Apache CXF JavaType.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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 org.apache.cxf.tools.common.model;

import java.io.IOException;
import java.io.Writer;
import java.lang.reflect.Constructor;
import java.util.HashMap;
import java.util.Map;
import javax.xml.namespace.QName;

public class JavaType {
    
    public static enum Style { IN, OUT, INOUT }
    private static Map<String, String> typeMapping = new HashMap();

    static {
        typeMapping.put("boolean", "false");
        typeMapping.put("int", "0");
        typeMapping.put("long", "0");
        typeMapping.put("short", "Short.parseShort(\"0\")");
        typeMapping.put("byte", "Byte.parseByte(\"0\")");
        typeMapping.put("float", "0.0f");
        typeMapping.put("double", "0.0");
        typeMapping.put("char", "0");
        typeMapping.put("java.lang.String", "\"\"");
        
        typeMapping.put("javax.xml.namespace.QName", "new javax.xml.namespace.QName(\"\", \"\")");
        typeMapping.put("java.net.URI", "new java.net.URI(\"\")");

        typeMapping.put("java.math.BigInteger", "new java.math.BigInteger(\"0\")");
        typeMapping.put("java.math.BigDecimal", "new java.math.BigDecimal(\"0\")");
        typeMapping.put("javax.xml.datatype.XMLGregorianCalendar", "null");
        typeMapping.put("javax.xml.datatype.Duration", "null");
    }

    protected String name;
    protected String type;
    protected String packageName;
    protected String className;
    protected String simpleName;
    protected String targetNamespace;
    protected Style style;
    protected boolean isHeader;
    private QName qname;
    private JavaInterface owner;
    private DefaultValueWriter dvw;


    public JavaType() {
    }

    public JavaType(String n, String t, String tns) {
        this.name = n;
        this.type = t;
        this.targetNamespace = tns;
        this.className = t;
    }    

    public void setDefaultValueWriter(DefaultValueWriter w) {
        dvw = w;
    }
    public DefaultValueWriter getDefaultValueWriter() {
        return dvw;
    }
    
    public void setQName(QName qn) {
        this.qname = qn;
    }

    public QName getQName() {
        return this.qname;
    }

    public void setClassName(String clzName) {
        this.className = clzName;
        resolvePackage(clzName);
    }

    private void resolvePackage(String clzName) {
        if (clzName == null || clzName.lastIndexOf(".") == -1) {
            this.packageName = "";
            this.simpleName = clzName;
        } else {
            int index = clzName.lastIndexOf(".");
            this.packageName = clzName.substring(0, index);
            this.simpleName = clzName.substring(index + 1);
        }
    }

    public String getClassName() {
        return this.className;
    }

    public void writeDefaultValue(Writer writer, String indent,
                                  String opName, String varName) throws IOException {
        if (dvw != null) {
            dvw.writeDefaultValue(writer, indent, opName, varName);
        } else {
            writer.write(className);
            writer.write(' ');
            writer.write(varName);
            writer.write(" = ");
            writer.write(getDefaultTypeValue());
            writer.write(";");
        }
    }
    
    
    protected String getDefaultTypeValue() {
        if (this.className.trim().endsWith("[]")) {
            return "new " + this.className.substring(0, this.className.length() - 2) + "[0]";
        }
        if (typeMapping.containsKey(this.className.trim())) {
            return typeMapping.get(this.className);
        }

        try {
            if (hasDefaultConstructor(Class.forName(this.className))) {
                return "new " + this.className + "()";
            }
        } catch (ClassNotFoundException e) {
            // DONE
        }
        return "null";
    }

    private boolean hasDefaultConstructor(Class clz) {
        Constructor[] cons = clz.getConstructors();
        if (cons.length == 0) {
            return false;
        } else {
            for (int i = 0; i < cons.length; i++) {
                if (cons[i].getParameterTypes().length == 0) {
                    return true;
                }
            }
        }
        return false;
    }
    
    public void setTargetNamespace(String tns) {
        this.targetNamespace = tns;
    }

    public String getTargetNamespace() {
        return this.targetNamespace;
    }

    public String getRawName() {
        return this.name;
    }
    
    public String getName() {
        return this.name;
    }

    public void setName(String s) {
        name = s;
    }

    public String getType() {
        return type;
    }

    public void setType(String t) {
        type = t;
    }
    
    //
    // getter and setter for in, out inout style
    //
    public JavaType.Style getStyle() {
        return this.style;
    }

    public void setStyle(Style s) {
        this.style = s;
    }

    public boolean isIN() {
        return this.style == Style.IN;
    }

    public boolean isOUT() {
        return this.style == Style.OUT;
    }

    public boolean isINOUT() {
        return this.style == Style.INOUT;
    }

    public void setHeader(boolean header) {
        this.isHeader = header;
    }

    public boolean isHeader() {
        return this.isHeader;
    }

    public String toString() {
        final StringBuilder sb = new StringBuilder();
        sb.append("\nName: ");
        sb.append(this.name);
        sb.append("\nType: ");
        sb.append(this.type);
        sb.append("\nClassName: ");
        sb.append(this.className);
        sb.append("\nTargetNamespace: ");
        sb.append(this.targetNamespace);
        sb.append("\nStyle: ");
        sb.append(style);
        return sb.toString();
    }

    public JavaInterface getOwner() {
        return this.owner;
    }

    public void setOwner(JavaInterface intf) {
        this.owner = intf;
    }

    public String getPackageName() {
        return this.packageName;
    }

    public String getSimpleName() {
        return this.simpleName;
    }
}