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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
*
* 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 com.android.ide.eclipse.adt.internal.wizards.templates;
import static com.android.ide.eclipse.adt.internal.wizards.templates.NewProjectPage.ACTIVITY_NAME_SUFFIX;
import com.android.ide.eclipse.adt.AdtUtils;
import freemarker.template.SimpleScalar;
import freemarker.template.TemplateMethodModel;
import freemarker.template.TemplateModel;
import freemarker.template.TemplateModelException;
import java.util.List;
/**
* Similar to {@link FmCamelCaseToUnderscoreMethod}, but strips off common class
* suffixes such as "Activity", "Fragment", etc.
*/
public class FmClassNameToResourceMethod implements TemplateMethodModel {
@Override
public TemplateModel exec(List args) throws TemplateModelException {
if (args.size() != 1) {
throw new TemplateModelException("Wrong arguments");
}
String name = args.get(0).toString();
if (name.isEmpty()) {
return new SimpleScalar("");
}
name = stripSuffix(name, ACTIVITY_NAME_SUFFIX);
name = stripSuffix(name, "Fragment"); //$NON-NLS-1$
name = stripSuffix(name, "Service"); //$NON-NLS-1$
name = stripSuffix(name, "Provider"); //$NON-NLS-1$
return new SimpleScalar(AdtUtils.camelCaseToUnderlines(name));
}
// Strip off the end portion of the activity name. The user might be typing
// the activity name such that only a portion has been entered so far (e.g.
// "MainActivi") and we want to chop off that portion too such that we don't
private static String stripSuffix(String name, String suffix) {
int suffixStart = name.lastIndexOf(suffix.charAt(0));
if (suffixStart != -1 && name.regionMatches(suffixStart, suffix, 0,
name.length() - suffixStart)) {
name = name.substring(0, suffixStart);
}
assert !name.endsWith(suffix) : name;
return name;
}
}
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