jarquestion.java

来自「cqME :java framework for TCK test.」· Java 代码 · 共 125 行

/*
 * $Id$
 *
 * Copyright 1996-2007 Sun Microsystems, Inc. All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 only, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License version 2 for more details (a copy is
 * included at /legal/license.txt).
 *
 * You should have received a copy of the GNU General Public License
 * version 2 along with this work; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
 * Clara, CA 95054 or visit www.sun.com if you need additional
 * information or have any questions.
 *
 */

package com.sun.tck.j2me.interview;

import java.io.File;
import java.util.Map;

import com.sun.interview.ExtensionFileFilter;
import com.sun.interview.FileQuestion;
import com.sun.interview.Interview;
import com.sun.interview.Question;

import com.sun.javatest.TestSuite;

class JarQuestion extends com.sun.interview.FileQuestion {

    Question next;
    String id;
    CldcBaseCommInterview i;
    
    public JarQuestion(CldcBaseCommInterview i, Interview j, String id, Question next) {
        super(j, id);
        this.i = i;
        this.next = next;
        this.id = id;
        setFilter(new ExtensionFileFilter("jar", "Jar Files"));
    }

    public JarQuestion(CldcBaseCommInterview i, String id, Question next) {
        this(i, i, id, next);
    }

    protected Question getNext() {
        if (value == null || value.getPath().equals("")) {
            wasMissingJar = false;
            return null;
        } else if (!value.exists()) {
            wasMissingJar = true;
            return null;
        } else if (!value.isFile()) {
            return null;
        } else { 
            return next;
        }
    }

    public void export (Map data) {
        data.put(id, "\"" + value.getAbsolutePath() + "\"");
    }

    // override this to set the base dir
    // can't be done at construction time because TS is not available
    public File getValue() {
        File tsLib = i.getTckLibDir();

        // could optimize this to only happen once
        if (tsLib != null && tsLib.canRead())
            setBaseDirectory(tsLib);

        return super.getValue();
    }

    public void setValue(File newVal) {
        boolean wasEq = equal(newVal, value);
        boolean pathUpdated = false;

        File adjustedValue = newVal;

        if (newVal == null || newVal.getPath().length() == 0) {
            super.setValue(newVal);
            return;
        }
        else if (!newVal.isAbsolute())
            adjustedValue = new File(getBaseDirectory(), newVal.getPath());

        // Workaround for the following problem:
        // If the user types a non-existent path, the validation fails
        // and the interview blocks. If the user then goes and creates
        // the file/path, the FileQuestion doesn't revalidate the value,
        // and the interview cannot continue.
        // use wasEq to avoid double updatePath -
        // superclass will do action if the value has actually changed
        if (wasMissingJar && wasEq && adjustedValue != null) {
            if (adjustedValue.exists()) {
                pathUpdated = true;
                wasMissingJar= false;
            }
        }

        super.setValue(adjustedValue);

        if (pathUpdated) {
            interview.updatePath(this);
            interview.setEdited(true);
        }
    }

    private boolean wasMissingJar;
}