/*
 * Fast Infoset ver. 0.1 software ("Software")
 * 
 * Copyright, 2004-2005 Sun Microsystems, Inc. All Rights Reserved. 
 * 
 * Software is 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.
 * 
 *    Sun supports and benefits from the global community of open source
 * developers, and thanks the community for its important contributions and
 * open standards-based technology, which Sun has adopted into many of its
 * products.
 * 
 *    Please note that portions of Software may be provided with notices and
 * open source licenses from such communities and third parties that govern the
 * use of those portions, and any licenses granted hereunder do not alter any
 * rights and obligations you may have under such open source licenses,
 * however, the disclaimer of warranty and limitation of liability provisions
 * in this License will apply to all Software in this distribution.
 * 
 *    You acknowledge that the Software is not designed, licensed or intended
 * for use in the design, construction, operation or maintenance of any nuclear
 * facility.
 *
 * Apache License
 * Version 2.0, January 2004
 * http://www.apache.org/licenses/
 *
 */ 


package com.sun.xml.fastinfoset.tools;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import com.sun.xml.fastinfoset.CommonResourceBundle;

public abstract class TransformInputOutput {
    
    /** Creates a new instance of TransformInputOutput */
    public TransformInputOutput() {
    }
    
    public void parse(String[] args) throws Exception {
        InputStream in = null;
        OutputStream out = null;
        if (args.length == 0) {
            in = new BufferedInputStream(System.in);
            out = new BufferedOutputStream(System.out);
        } else if (args.length == 1) {
            in = new BufferedInputStream(new FileInputStream(args[0]));
            out = new BufferedOutputStream(System.out);
        } else if (args.length == 2) {
            in = new BufferedInputStream(new FileInputStream(args[0]));
            out = new BufferedOutputStream(new FileOutputStream(args[1]));
        } else {
            throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.optinalFileNotSpecified"));
        }
        
        parse(in, out);
    }
    
    abstract void parse(InputStream in, OutputStream out) throws Exception;
}

/*
 * Fast Infoset ver. 0.1 software ("Software")
 * 
 * Copyright, 2004-2005 Sun Microsystems, Inc. All Rights Reserved. 
 * 
 * Software is 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.
 * 
 *    Sun supports and benefits from the global community of open source
 * developers, and thanks the community for its important contributions and
 * open standards-based technology, which Sun has adopted into many of its
 * products.
 * 
 *    Please note that portions of Software may be provided with notices and
 * open source licenses from such communities and third parties that govern the
 * use of those portions, and any licenses granted hereunder do not alter any
 * rights and obligations you may have under such open source licenses,
 * however, the disclaimer of warranty and limitation of liability provisions
 * in this License will apply to all Software in this distribution.
 * 
 *    You acknowledge that the Software is not designed, licensed or intended
 * for use in the design, construction, operation or maintenance of any nuclear
 * facility.
 *
 * Apache License
 * Version 2.0, January 2004
 * http://www.apache.org/licenses/
 *
 */ 


package com.sun.xml.fastinfoset.tools;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import com.sun.xml.fastinfoset.CommonResourceBundle;

public abstract class TransformInputOutput {
    
    /** Creates a new instance of TransformInputOutput */
    public TransformInputOutput() {
    }
    
    public void parse(String[] args) throws Exception {
        InputStream in = null;
        OutputStream out = null;
        if (args.length == 0) {
            in = new BufferedInputStream(System.in);
            out = new BufferedOutputStream(System.out);
        } else if (args.length == 1) {
            in = new BufferedInputStream(new FileInputStream(args[0]));
            out = new BufferedOutputStream(System.out);
        } else if (args.length == 2) {
            in = new BufferedInputStream(new FileInputStream(args[0]));
            out = new BufferedOutputStream(new FileOutputStream(args[1]));
        } else {
            throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.optinalFileNotSpecified"));
        }
        
        parse(in, out);
    }
    
    public abstract void parse(InputStream in, OutputStream out) throws Exception;
}

make abstract method parse(InputStream, OutputStream) public it could be reused when RoundTripTests will be rewritten to Java