diff options
Diffstat (limited to 'das-java/tags/1.0-incubating-beta1-rc2/rdb/src/main/java/org/apache/tuscany/das/rdb/config/wrapper/QualifiedColumn.java')
-rw-r--r-- | das-java/tags/1.0-incubating-beta1-rc2/rdb/src/main/java/org/apache/tuscany/das/rdb/config/wrapper/QualifiedColumn.java | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/das-java/tags/1.0-incubating-beta1-rc2/rdb/src/main/java/org/apache/tuscany/das/rdb/config/wrapper/QualifiedColumn.java b/das-java/tags/1.0-incubating-beta1-rc2/rdb/src/main/java/org/apache/tuscany/das/rdb/config/wrapper/QualifiedColumn.java new file mode 100644 index 0000000000..95e5e78c54 --- /dev/null +++ b/das-java/tags/1.0-incubating-beta1-rc2/rdb/src/main/java/org/apache/tuscany/das/rdb/config/wrapper/QualifiedColumn.java @@ -0,0 +1,94 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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.apache.tuscany.das.rdb.config.wrapper; + +import org.apache.log4j.Logger; + +public class QualifiedColumn { + + private final String tableName; + + private final String columnName; + private final String schemaName;//JIRA-952 + + private final Logger logger = Logger.getLogger(QualifiedColumn.class); + + public QualifiedColumn(String name) { + this.schemaName = ""; + int index = name.indexOf('.'); + if ( index == -1 ) { + throw new RuntimeException("Column " + name + " must be qualified with a table name"); + } + tableName = name.substring(0, index); + columnName = name.substring(index + 1); + + if (this.logger.isDebugEnabled()) { + this.logger.debug("Table name: " + tableName); + this.logger.debug("Column name: " + columnName); + } + } + + //JIRA-952 + public QualifiedColumn(String name, boolean isDatabaseSchemaNameSupported) { + int index = name.indexOf('.'); + if ( index == -1 ) { + throw new RuntimeException("Column " + name + " must be qualified with a table name and optional schema name"); + } + + int lastIndex = name.lastIndexOf('.'); + + if(index == lastIndex && isDatabaseSchemaNameSupported){ + throw new RuntimeException("Column " + name + " must be qualified with a table name and schema name"); + } + + if(isDatabaseSchemaNameSupported){ + schemaName = name.substring(0, index); + tableName = name.substring(index+1, lastIndex); + columnName = name.substring(lastIndex + 1); + } + else{ + schemaName = ""; + tableName = name.substring(0, index); + columnName = name.substring(index + 1); + } + + if (this.logger.isDebugEnabled()) { + this.logger.debug("Table name: " + tableName); + this.logger.debug("Column name: " + columnName); + } + } + public String getTableName() { + return this.tableName; + } + + //JIRA-952 + public String getSchemaName() { + return this.schemaName; + } + public String getColumnName() { + return this.columnName; + } + //JIRA-952 + public String toString(){ + if(this.schemaName == null || this.schemaName.equals("")) + return this.tableName+"."+this.columnName; + else + return this.schemaName+"."+this.tableName+"."+this.columnName; + } +} |