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Show all versions of com.liferay.portal.template.freemarker
Liferay Portal Template FreeMarker
/*
* 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 freemarker.core;
/**
* An instruction that indicates that that opening
* and trailing whitespace on this line should be trimmed.
*/
final class TrimInstruction extends TemplateElement {
static final int TYPE_T = 0;
static final int TYPE_LT = 1;
static final int TYPE_RT = 2;
static final int TYPE_NT = 3;
final boolean left, right;
TrimInstruction(boolean left, boolean right) {
this.left = left;
this.right = right;
}
@Override
TemplateElement[] accept(Environment env) {
// This instruction does nothing at render-time, only parse-time.
return null;
}
@Override
protected String dump(boolean canonical) {
StringBuilder sb = new StringBuilder();
if (canonical) sb.append('<');
sb.append(getNodeTypeSymbol());
if (canonical) sb.append("/>");
return sb.toString();
}
@Override
String getNodeTypeSymbol() {
if (left && right) {
return "#t";
} else if (left) {
return "#lt";
} else if (right) {
return "#rt";
} else {
return "#nt";
}
}
@Override
boolean isIgnorable(boolean stripWhitespace) {
return true;
}
@Override
int getParameterCount() {
return 1;
}
@Override
Object getParameterValue(int idx) {
if (idx != 0) throw new IndexOutOfBoundsException();
int type;
if (left && right) {
type = TYPE_T;
} else if (left) {
type = TYPE_LT;
} else if (right) {
type = TYPE_RT;
} else {
type = TYPE_NT;
}
return Integer.valueOf(type);
}
@Override
ParameterRole getParameterRole(int idx) {
if (idx != 0) throw new IndexOutOfBoundsException();
return ParameterRole.AST_NODE_SUBTYPE;
}
@Override
boolean isOutputCacheable() {
return true;
}
@Override
boolean isNestedBlockRepeater() {
return false;
}
}
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