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https://github.com/alibaba/druid.git
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refactor toString
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wenshao
@@ -1,113 +1,112 @@
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/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.druid.sql.ast;
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import java.io.Serializable;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import com.alibaba.druid.sql.visitor.SQLASTVisitor;
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public abstract class SQLObjectImpl implements SQLObject, Serializable {
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private static final long serialVersionUID = 5569722716326763762L;
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private SQLObject parent;
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private Map<String, Object> attributes;
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public SQLObjectImpl(){
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}
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public final void accept(SQLASTVisitor visitor) {
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if (visitor == null) {
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throw new IllegalArgumentException();
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}
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visitor.preVisit(this);
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accept0(visitor);
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visitor.postVisit(this);
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}
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protected abstract void accept0(SQLASTVisitor visitor);
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protected final void acceptChild(SQLASTVisitor visitor, List<? extends SQLObject> children) {
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if (children == null) {
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return;
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}
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for (SQLObject child : children) {
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acceptChild(visitor, child);
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}
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}
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protected final void acceptChild(SQLASTVisitor visitor, SQLObject child) {
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if (child == null) {
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return;
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}
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child.accept(visitor);
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}
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public void output(StringBuffer buf) {
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buf.append(super.toString());
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}
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public String toString() {
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StringBuffer buf = new StringBuffer();
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output(buf);
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return buf.toString();
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}
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public SQLObject getParent() {
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return parent;
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}
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public void setParent(SQLObject parent) {
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this.parent = parent;
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}
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public Map<String, Object> getAttributes() {
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if (attributes == null) {
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attributes = new HashMap<String, Object>(1);
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}
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return attributes;
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}
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public Object getAttribute(String name) {
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if (attributes == null) {
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return null;
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}
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return attributes.get(name);
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}
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public void putAttribute(String name, Object value) {
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if (attributes == null) {
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attributes = new HashMap<String, Object>(1);
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}
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attributes.put(name, value);
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}
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public Map<String, Object> getAttributesDirect() {
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return attributes;
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}
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}
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/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.druid.sql.ast;
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import java.io.Serializable;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import com.alibaba.druid.sql.SQLUtils;
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import com.alibaba.druid.sql.visitor.SQLASTVisitor;
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public abstract class SQLObjectImpl implements SQLObject, Serializable {
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private static final long serialVersionUID = 5569722716326763762L;
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private SQLObject parent;
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private Map<String, Object> attributes;
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public SQLObjectImpl(){
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}
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public final void accept(SQLASTVisitor visitor) {
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if (visitor == null) {
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throw new IllegalArgumentException();
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}
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visitor.preVisit(this);
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accept0(visitor);
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visitor.postVisit(this);
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}
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protected abstract void accept0(SQLASTVisitor visitor);
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protected final void acceptChild(SQLASTVisitor visitor, List<? extends SQLObject> children) {
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if (children == null) {
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return;
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}
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for (SQLObject child : children) {
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acceptChild(visitor, child);
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}
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}
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protected final void acceptChild(SQLASTVisitor visitor, SQLObject child) {
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if (child == null) {
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return;
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}
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child.accept(visitor);
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}
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public void output(StringBuffer buf) {
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buf.append(super.toString());
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}
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public String toString() {
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return SQLUtils.toSQLString(this);
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}
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public SQLObject getParent() {
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return parent;
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}
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public void setParent(SQLObject parent) {
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this.parent = parent;
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}
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public Map<String, Object> getAttributes() {
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if (attributes == null) {
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attributes = new HashMap<String, Object>(1);
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}
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return attributes;
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}
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public Object getAttribute(String name) {
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if (attributes == null) {
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return null;
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}
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return attributes.get(name);
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}
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public void putAttribute(String name, Object value) {
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if (attributes == null) {
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attributes = new HashMap<String, Object>(1);
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}
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attributes.put(name, value);
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}
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public Map<String, Object> getAttributesDirect() {
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return attributes;
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}
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}
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