com.gargoylesoftware.css.dom.AbstractCSSRuleImpl Maven / Gradle / Ivy
/*
* Copyright (c) 2019 Ronald Brill.
*
* 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 com.gargoylesoftware.css.dom;
import java.io.Serializable;
import com.gargoylesoftware.css.parser.AbstractLocatable;
/**
* @author Ronald Brill
*/
public abstract class AbstractCSSRuleImpl extends AbstractLocatable implements Serializable {
private CSSStyleSheetImpl parentStyleSheet_;
private AbstractCSSRuleImpl parentRule_;
/**
* Ctor.
* @param parentStyleSheet the parent style sheet
* @param parentRule the parent rule
*/
public AbstractCSSRuleImpl(final CSSStyleSheetImpl parentStyleSheet, final AbstractCSSRuleImpl parentRule) {
super();
setParentStyleSheet(parentStyleSheet);
setParentRule(parentRule);
}
/**
* @return the current css text
*/
public abstract String getCssText();
/**
* Sets the css text.
* @param text the new css text
*/
public abstract void setCssText(String text);
/**
* Sets the parent style sheet.
* @param parentStyleSheet the new parent style sheet
*/
public void setParentStyleSheet(final CSSStyleSheetImpl parentStyleSheet) {
parentStyleSheet_ = parentStyleSheet;
}
/**
* Sets the parent rule.
* @param parentRule the new parent rule
*/
public void setParentRule(final AbstractCSSRuleImpl parentRule) {
parentRule_ = parentRule;
}
/**
* @return the parent style sheet
*/
public CSSStyleSheetImpl getParentStyleSheet() {
return parentStyleSheet_;
}
/**
* @return the parent rule
*/
public AbstractCSSRuleImpl getParentRule() {
return parentRule_;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof AbstractCSSRuleImpl)) {
return false;
}
return super.equals(obj);
// don't use parentRule and parentStyleSheet in equals()
// recursive loop -> stack overflow!
}
@Override
public int hashCode() {
final int hash = super.hashCode();
// don't use parentRule and parentStyleSheet in hashCode()
// recursive loop -> stack overflow!
return hash;
}
}
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