org.thymeleaf.engine.CDATASection Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of thymeleaf Show documentation
Show all versions of thymeleaf Show documentation
Modern server-side Java template engine for both web and standalone environments
/*
* =============================================================================
*
* Copyright (c) 2011-2018, The THYMELEAF team (http://www.thymeleaf.org)
*
* 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 under the License.
*
* =============================================================================
*/
package org.thymeleaf.engine;
import java.io.IOException;
import java.io.Writer;
import org.thymeleaf.model.ICDATASection;
import org.thymeleaf.model.IModelVisitor;
/*
* Engine implementation of ICDATASection.
*
* @author Daniel Fernandez
* @since 3.0.0
*/
final class CDATASection extends AbstractTextualTemplateEvent implements ICDATASection {
// CDATA Section nodes do not exist in text parsing, so we are safe expliciting markup structures here
static final String CDATA_PREFIX = "";
final String prefix;
final String suffix;
private volatile String computedCDATASectionStr = null;
CDATASection(final CharSequence content) {
this(CDATA_PREFIX, content, CDATA_SUFFIX);
}
CDATASection(final String prefix, final CharSequence content, final String suffix) {
super(content);
this.prefix = prefix;
this.suffix = suffix;
}
CDATASection(final CharSequence content, final String templateName, final int line, final int col) {
this(CDATA_PREFIX, content, CDATA_SUFFIX, templateName, line, col);
}
CDATASection(final String prefix, final CharSequence content, final String suffix, final String templateName, final int line, final int col) {
super(content, templateName, line, col);
this.prefix = prefix;
this.suffix = suffix;
}
public String getCDATASection() {
String c = this.computedCDATASectionStr;
if (c == null) {
this.computedCDATASectionStr = c = this.prefix + getContentText() + this.suffix;
}
return c;
}
public String getContent() {
return getContentText();
}
public int length() {
return this.prefix.length() + getContentLength() + this.suffix.length();
}
public char charAt(final int index) {
if (index < this.prefix.length()) {
return this.prefix.charAt(index);
}
final int prefixedContentLen = this.prefix.length() + getContentLength();
if (index >= prefixedContentLen) {
return this.suffix.charAt(index - prefixedContentLen);
}
return charAtContent(index - this.prefix.length());
}
public CharSequence subSequence(final int start, final int end) {
// First we will try to avoid computing the complete String
if (start >= this.prefix.length() && end < (this.prefix.length() + getContentLength())) {
return contentSubSequence((start - this.prefix.length()), (end - this.prefix.length()));
}
return getCDATASection().subSequence(start, end);
}
public void accept(final IModelVisitor visitor) {
visitor.visit(this);
}
public void write(final Writer writer) throws IOException {
writer.write(this.prefix);
writeContent(writer);
writer.write(this.suffix);
}
// Meant to be called only from within the engine
static CDATASection asEngineCDATASection(final ICDATASection cdataSection) {
if (cdataSection instanceof CDATASection) {
return (CDATASection) cdataSection;
}
return new CDATASection(cdataSection.getContent(), cdataSection.getTemplateName(), cdataSection.getLine(), cdataSection.getCol());
}
@Override
public void beHandled(final ITemplateHandler handler) {
handler.handleCDATASection(this);
}
@Override
public String toString() {
return getCDATASection();
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy