/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* 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.alibaba.druid.bvt.sql.oracle.pl;
import com.alibaba.druid.sql.OracleTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
import com.alibaba.druid.util.JdbcConstants;
import java.util.List;
public class Oracle_pl_exception_3 extends OracleTest {
public void test_0() throws Exception {
String sql = "DECLARE\n" +
" salary_too_high EXCEPTION;\n" +
" current_salary NUMBER := 20000;\n" +
" max_salary NUMBER := 10000;\n" +
" erroneous_salary NUMBER;\n" +
"BEGIN\n" +
"\n" +
" BEGIN\n" +
" IF current_salary > max_salary THEN\n" +
" RAISE salary_too_high; -- raise exception\n" +
" END IF;\n" +
" EXCEPTION\n" +
" WHEN salary_too_high THEN -- start handling exception\n" +
" erroneous_salary := current_salary;\n" +
" DBMS_OUTPUT.PUT_LINE('Salary ' || erroneous_salary ||' is out of range.');\n" +
" DBMS_OUTPUT.PUT_LINE ('Maximum salary is ' || max_salary || '.');\n" +
" RAISE; -- reraise current exception (exception name is optional)\n" +
" END;\n" +
"\n" +
"EXCEPTION\n" +
" WHEN salary_too_high THEN -- finish handling exception\n" +
" current_salary := max_salary;\n" +
"\n" +
" DBMS_OUTPUT.PUT_LINE (\n" +
" 'Revising salary from ' || erroneous_salary ||\n" +
" ' to ' || current_salary || '.'\n" +
" );\n" +
"END;"; //
List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
assertEquals(1, statementList.size());
SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.ORACLE);
for (SQLStatement statement : statementList) {
statement.accept(visitor);
}
// System.out.println("Tables : " + visitor.getTables());
// System.out.println("fields : " + visitor.getColumns());
// System.out.println("coditions : " + visitor.getConditions());
// System.out.println("relationships : " + visitor.getRelationships());
// System.out.println("orderBy : " + visitor.getOrderByColumns());
assertEquals(0, visitor.getTables().size());
// Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
// Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("emp_name")));
// Assert.assertEquals(7, visitor.getColumns().size());
// Assert.assertEquals(3, visitor.getConditions().size());
// Assert.assertEquals(1, visitor.getRelationships().size());
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "salary")));
{
String output = SQLUtils.toSQLString(statementList, JdbcConstants.ORACLE);
System.out.println(output);
assertEquals("DECLARE\n" +
"\tsalary_too_high EXCEPTION;\n" +
"\tcurrent_salary NUMBER := 20000;\n" +
"\tmax_salary NUMBER := 10000;\n" +
"\terroneous_salary NUMBER;\n" +
"BEGIN\n" +
"\tBEGIN\n" +
"\t\tIF current_salary > max_salary THEN\n" +
"\t\t\tRAISE salary_too_high;\n" +
"\t\tEND IF;\n" +
"\tEXCEPTION\n" +
"\t\tWHEN salary_too_high THEN\n" +
"\t\t\terroneous_salary := current_salary;\n" +
"\t\t\tDBMS_OUTPUT.PUT_LINE('Salary ' || erroneous_salary || ' is out of range.');\n" +
"\t\t\tDBMS_OUTPUT.PUT_LINE('Maximum salary is ' || max_salary || '.');\n" +
"\t\t\tRAISE;\n" +
"\tEND;\n" +
"EXCEPTION\n" +
"\tWHEN salary_too_high THEN\n" +
"\t\tcurrent_salary := max_salary;\n" +
"\t\tDBMS_OUTPUT.PUT_LINE('Revising salary from ' || erroneous_salary || ' to ' || current_salary || '.');\n" +
"END", //
output);
}
{
String output = SQLUtils.toSQLString(statementList, JdbcConstants.ORACLE, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
assertEquals("declare\n" +
"\tsalary_too_high EXCEPTION;\n" +
"\tcurrent_salary NUMBER := 20000;\n" +
"\tmax_salary NUMBER := 10000;\n" +
"\terroneous_salary NUMBER;\n" +
"begin\n" +
"\tbegin\n" +
"\t\tif current_salary > max_salary then\n" +
"\t\t\traise salary_too_high;\n" +
"\t\tend if;\n" +
"\texception\n" +
"\t\twhen salary_too_high then\n" +
"\t\t\terroneous_salary := current_salary;\n" +
"\t\t\tDBMS_OUTPUT.PUT_LINE('Salary ' || erroneous_salary || ' is out of range.');\n" +
"\t\t\tDBMS_OUTPUT.PUT_LINE('Maximum salary is ' || max_salary || '.');\n" +
"\t\t\traise;\n" +
"\tend;\n" +
"exception\n" +
"\twhen salary_too_high then\n" +
"\t\tcurrent_salary := max_salary;\n" +
"\t\tDBMS_OUTPUT.PUT_LINE('Revising salary from ' || erroneous_salary || ' to ' || current_salary || '.');\n" +
"end", //
output);
}
}
}