com.aspectran.core.component.aspect.AspectAdviceRuleRegistry Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2022 The Aspectran Project
*
* 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.aspectran.core.component.aspect;
import com.aspectran.core.context.rule.AspectAdviceRule;
import com.aspectran.core.context.rule.AspectRule;
import com.aspectran.core.context.rule.ExceptionRule;
import com.aspectran.core.context.rule.SettingsAdviceRule;
import com.aspectran.core.context.rule.ability.Replicable;
import com.aspectran.core.context.rule.type.AspectAdviceType;
import com.aspectran.core.util.ToStringBuilder;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
/**
* The Class AspectAdviceRuleRegistry.
*/
public class AspectAdviceRuleRegistry implements Replicable {
private List settingsAdviceRuleList;
private List beforeAdviceRuleList;
private List afterAdviceRuleList;
private List finallyAdviceRuleList;
private List exceptionRuleList;
public void register(AspectRule aspectRule) {
if (aspectRule != null) {
if (aspectRule.getSettingsAdviceRule() != null) {
addAspectAdviceRule(aspectRule.getSettingsAdviceRule());
}
if (aspectRule.getAspectAdviceRuleList() != null) {
for (AspectAdviceRule aspectAdviceRule : aspectRule.getAspectAdviceRuleList()) {
addAspectAdviceRule(aspectAdviceRule);
}
}
if (aspectRule.getExceptionRule() != null) {
addExceptionRule(aspectRule.getExceptionRule());
}
}
}
public void merge(AspectAdviceRuleRegistry aarr) {
if (aarr.getSettingsAdviceRuleList() != null) {
for (SettingsAdviceRule sar : aarr.getSettingsAdviceRuleList()) {
addAspectAdviceRule(sar);
}
}
if (aarr.getBeforeAdviceRuleList() != null) {
for (AspectAdviceRule aar : aarr.getBeforeAdviceRuleList()) {
addBeforeAdviceRule(aar);
}
}
if (aarr.getAfterAdviceRuleList() != null) {
for (AspectAdviceRule aar : aarr.getAfterAdviceRuleList()) {
addAfterAdviceRule(aar);
}
}
if (aarr.getFinallyAdviceRuleList() != null) {
for (AspectAdviceRule aar : aarr.getFinallyAdviceRuleList()) {
addFinallyAdviceRule(aar);
}
}
if (aarr.getExceptionRuleList() != null) {
for (ExceptionRule er : aarr.getExceptionRuleList()) {
addExceptionRule(er);
}
}
}
@Override
public AspectAdviceRuleRegistry replicate() {
AspectAdviceRuleRegistry aarr = new AspectAdviceRuleRegistry();
if (settingsAdviceRuleList != null) {
aarr.setSettingsAdviceRuleList(new ArrayList<>(settingsAdviceRuleList));
}
if (beforeAdviceRuleList != null) {
aarr.setBeforeAdviceRuleList(new LinkedList<>(beforeAdviceRuleList));
}
if (afterAdviceRuleList != null) {
aarr.setAfterAdviceRuleList(new LinkedList<>(afterAdviceRuleList));
}
if (finallyAdviceRuleList != null) {
aarr.setFinallyAdviceRuleList(new LinkedList<>(finallyAdviceRuleList));
}
if (exceptionRuleList != null) {
aarr.setExceptionRuleList(new LinkedList<>(exceptionRuleList));
}
return aarr;
}
public List getSettingsAdviceRuleList() {
return settingsAdviceRuleList;
}
private void setSettingsAdviceRuleList(List settingsAdviceRuleList) {
this.settingsAdviceRuleList = settingsAdviceRuleList;
}
public List getBeforeAdviceRuleList() {
return beforeAdviceRuleList;
}
private void setBeforeAdviceRuleList(List beforeAdviceRuleList) {
this.beforeAdviceRuleList = beforeAdviceRuleList;
}
public List getAfterAdviceRuleList() {
return afterAdviceRuleList;
}
private void setAfterAdviceRuleList(List afterAdviceRuleList) {
this.afterAdviceRuleList = afterAdviceRuleList;
}
public List getFinallyAdviceRuleList() {
return finallyAdviceRuleList;
}
private void setFinallyAdviceRuleList(List finallyAdviceRuleList) {
this.finallyAdviceRuleList = finallyAdviceRuleList;
}
public void addAspectAdviceRule(SettingsAdviceRule settingsAdviceRule) {
if (settingsAdviceRuleList == null) {
settingsAdviceRuleList = new ArrayList<>();
}
settingsAdviceRuleList.add(0, settingsAdviceRule);
}
public void addAspectAdviceRule(AspectAdviceRule aspectAdviceRule) {
if (aspectAdviceRule.getAspectAdviceType() == AspectAdviceType.BEFORE) {
addBeforeAdviceRule(aspectAdviceRule);
} else if (aspectAdviceRule.getAspectAdviceType() == AspectAdviceType.AFTER) {
addAfterAdviceRule(aspectAdviceRule);
} else if (aspectAdviceRule.getAspectAdviceType() == AspectAdviceType.AROUND) {
addBeforeAdviceRule(aspectAdviceRule);
addAfterAdviceRule(aspectAdviceRule);
} else if (aspectAdviceRule.getAspectAdviceType() == AspectAdviceType.FINALLY) {
addFinallyAdviceRule(aspectAdviceRule);
}
}
private void addBeforeAdviceRule(AspectAdviceRule aspectAdviceRule) {
if (beforeAdviceRuleList == null) {
beforeAdviceRuleList = new LinkedList<>();
beforeAdviceRuleList.add(aspectAdviceRule);
} else {
int leftInt = aspectAdviceRule.getAspectRule().getOrder();
int index = findLessThanIndex(beforeAdviceRuleList, leftInt);
beforeAdviceRuleList.add(index, aspectAdviceRule);
}
}
private void addAfterAdviceRule(AspectAdviceRule aspectAdviceRule) {
if (afterAdviceRuleList == null) {
afterAdviceRuleList = new LinkedList<>();
afterAdviceRuleList.add(aspectAdviceRule);
} else {
int leftInt = aspectAdviceRule.getAspectRule().getOrder();
int index = findGreaterThanOrEqualIndex(afterAdviceRuleList, leftInt);
afterAdviceRuleList.add(index, aspectAdviceRule);
}
}
private void addFinallyAdviceRule(AspectAdviceRule aspectAdviceRule) {
if (finallyAdviceRuleList == null) {
finallyAdviceRuleList = new LinkedList<>();
finallyAdviceRuleList.add(aspectAdviceRule);
} else {
int leftInt = aspectAdviceRule.getAspectRule().getOrder();
int index = findGreaterThanOrEqualIndex(finallyAdviceRuleList, leftInt);
finallyAdviceRuleList.add(index, aspectAdviceRule);
}
}
public List getExceptionRuleList() {
return exceptionRuleList;
}
private void setExceptionRuleList(List exceptionRuleList) {
this.exceptionRuleList = exceptionRuleList;
}
private void addExceptionRule(ExceptionRule exceptionRule) {
if (exceptionRuleList == null) {
exceptionRuleList = new LinkedList<>();
}
exceptionRuleList.add(0, exceptionRule);
}
private int findLessThanIndex(List adviceRuleList, int leftInt) {
for (int i = 0; i < adviceRuleList.size(); i++) {
int rightInt = adviceRuleList.get(i).getAspectRule().getOrder();
if (leftInt < rightInt) {
return i;
}
}
return adviceRuleList.size();
}
private int findGreaterThanOrEqualIndex(List adviceRuleList, int leftInt) {
for (int i = 0; i < adviceRuleList.size(); i++) {
int rightInt = adviceRuleList.get(i).getAspectRule().getOrder();
if (leftInt >= rightInt) {
return i;
}
}
return adviceRuleList.size();
}
@Override
public String toString() {
ToStringBuilder tsb = new ToStringBuilder();
tsb.append("settingsAdvices", settingsAdviceRuleList);
tsb.append("beforeAdvices", beforeAdviceRuleList);
tsb.append("afterAdvices", afterAdviceRuleList);
tsb.append("finallyAdvices", finallyAdviceRuleList);
tsb.append("exceptionRules", exceptionRuleList);
return tsb.toString();
}
}