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https://github.com/ebean-orm/ebean.git
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Change license to Apache2 and reformat
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rbygrave
@@ -1,112 +1,93 @@
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/**
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* Copyright (C) 2009 Authors
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*
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* This file is part of Ebean.
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*
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* Ebean is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* Ebean is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Ebean; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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package com.avaje.ebeaninternal.server.query;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.List;
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import com.avaje.ebeaninternal.server.deploy.BeanPropertyAssoc;
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import com.avaje.ebeaninternal.server.deploy.BeanPropertyAssocMany;
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import com.avaje.ebeaninternal.server.deploy.BeanPropertyAssocOne;
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import com.avaje.ebeaninternal.server.deploy.DbReadContext;
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import com.avaje.ebeaninternal.server.deploy.DbSqlContext;
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import com.avaje.ebeaninternal.server.deploy.TableJoin;
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/**
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* Join to Many (or child of a many) to support where clause predicates on many properties.
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*
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* @author rbygrave
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*/
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public class SqlTreeNodeManyWhereJoin implements SqlTreeNode {
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private final String parentPrefix;
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private final String prefix;
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private final BeanPropertyAssoc<?> nodeBeanProp;
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private final SqlTreeNode[] children;
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public SqlTreeNodeManyWhereJoin(String prefix, BeanPropertyAssoc<?> prop) {
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this.nodeBeanProp = prop;
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this.prefix = prefix;
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String[] split = SplitName.split(prefix);
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this.parentPrefix = split[0];
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List<SqlTreeNode> childrenList = new ArrayList<SqlTreeNode>(0);
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this.children = childrenList.toArray(new SqlTreeNode[childrenList.size()]);
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}
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/**
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* Append to the FROM clause for this node.
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*/
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public void appendFrom(DbSqlContext ctx, boolean forceOuterJoin) {
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appendFromBaseTable(ctx, forceOuterJoin);
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for (int i = 0; i < children.length; i++) {
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children[i].appendFrom(ctx, forceOuterJoin);
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}
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}
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/**
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* Join to base table for this node. This includes a join to the
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* intersection table if this is a ManyToMany node.
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*/
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public void appendFromBaseTable(DbSqlContext ctx, boolean forceOuterJoin) {
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String alias = ctx.getTableAliasManyWhere(prefix);
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String parentAlias = ctx.getTableAliasManyWhere(parentPrefix);
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if (nodeBeanProp instanceof BeanPropertyAssocOne<?>){
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nodeBeanProp.addInnerJoin(parentAlias, alias, ctx);
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} else {
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BeanPropertyAssocMany<?> manyProp = (BeanPropertyAssocMany<?>)nodeBeanProp;
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if (!manyProp.isManyToMany()) {
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manyProp.addInnerJoin(parentAlias, alias, ctx);
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} else {
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String alias2 = alias + "z_";
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TableJoin manyToManyJoin = manyProp.getIntersectionTableJoin();
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manyToManyJoin.addInnerJoin(parentAlias, alias2, ctx);
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manyProp.addInnerJoin(alias2, alias, ctx);
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}
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}
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}
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public void buildSelectExpressionChain(List<String> selectChain) {
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// nothing to add
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}
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public void appendSelect(DbSqlContext ctx, boolean subQuery) {
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// nothing to do here
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}
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public void appendWhere(DbSqlContext ctx) {
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// nothing to do here
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}
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public void load(DbReadContext ctx, Object parentBean) throws SQLException {
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// nothing to do here
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}
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}
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package com.avaje.ebeaninternal.server.query;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.List;
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import com.avaje.ebeaninternal.server.deploy.BeanPropertyAssoc;
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import com.avaje.ebeaninternal.server.deploy.BeanPropertyAssocMany;
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import com.avaje.ebeaninternal.server.deploy.BeanPropertyAssocOne;
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import com.avaje.ebeaninternal.server.deploy.DbReadContext;
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import com.avaje.ebeaninternal.server.deploy.DbSqlContext;
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import com.avaje.ebeaninternal.server.deploy.TableJoin;
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/**
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* Join to Many (or child of a many) to support where clause predicates on many properties.
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*
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* @author rbygrave
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*/
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public class SqlTreeNodeManyWhereJoin implements SqlTreeNode {
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private final String parentPrefix;
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private final String prefix;
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private final BeanPropertyAssoc<?> nodeBeanProp;
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private final SqlTreeNode[] children;
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public SqlTreeNodeManyWhereJoin(String prefix, BeanPropertyAssoc<?> prop) {
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this.nodeBeanProp = prop;
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this.prefix = prefix;
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String[] split = SplitName.split(prefix);
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this.parentPrefix = split[0];
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List<SqlTreeNode> childrenList = new ArrayList<SqlTreeNode>(0);
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this.children = childrenList.toArray(new SqlTreeNode[childrenList.size()]);
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}
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/**
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* Append to the FROM clause for this node.
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*/
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public void appendFrom(DbSqlContext ctx, boolean forceOuterJoin) {
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appendFromBaseTable(ctx, forceOuterJoin);
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for (int i = 0; i < children.length; i++) {
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children[i].appendFrom(ctx, forceOuterJoin);
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}
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}
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/**
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* Join to base table for this node. This includes a join to the
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* intersection table if this is a ManyToMany node.
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*/
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public void appendFromBaseTable(DbSqlContext ctx, boolean forceOuterJoin) {
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String alias = ctx.getTableAliasManyWhere(prefix);
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String parentAlias = ctx.getTableAliasManyWhere(parentPrefix);
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if (nodeBeanProp instanceof BeanPropertyAssocOne<?>){
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nodeBeanProp.addInnerJoin(parentAlias, alias, ctx);
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} else {
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BeanPropertyAssocMany<?> manyProp = (BeanPropertyAssocMany<?>)nodeBeanProp;
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if (!manyProp.isManyToMany()) {
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manyProp.addInnerJoin(parentAlias, alias, ctx);
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} else {
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String alias2 = alias + "z_";
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TableJoin manyToManyJoin = manyProp.getIntersectionTableJoin();
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manyToManyJoin.addInnerJoin(parentAlias, alias2, ctx);
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manyProp.addInnerJoin(alias2, alias, ctx);
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}
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}
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}
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public void buildSelectExpressionChain(List<String> selectChain) {
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// nothing to add
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}
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public void appendSelect(DbSqlContext ctx, boolean subQuery) {
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// nothing to do here
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}
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public void appendWhere(DbSqlContext ctx) {
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// nothing to do here
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}
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public void load(DbReadContext ctx, Object parentBean) throws SQLException {
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// nothing to do here
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}
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}
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