Remove unused ScriptRunner
Change-Id: Ia719df129405cb3579d9cfcaaf57f7a69a554747
Signed-off-by: Edwin Kempin <ekempin@google.com>
diff --git a/java/com/google/gerrit/server/schema/ScriptRunner.java b/java/com/google/gerrit/server/schema/ScriptRunner.java
deleted file mode 100644
index f4cba98..0000000
--- a/java/com/google/gerrit/server/schema/ScriptRunner.java
+++ /dev/null
@@ -1,125 +0,0 @@
-// Copyright (C) 2009 The Android Open Source 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.google.gerrit.server.schema;
-
-import static java.nio.charset.StandardCharsets.UTF_8;
-
-import com.google.common.base.CharMatcher;
-import com.google.gerrit.reviewdb.server.ReviewDb;
-import com.google.gwtorm.jdbc.JdbcSchema;
-import com.google.gwtorm.schema.sql.SqlDialect;
-import com.google.gwtorm.server.OrmException;
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.sql.Connection;
-import java.sql.SQLException;
-import java.sql.Statement;
-import java.util.ArrayList;
-import java.util.List;
-
-/** Parses an SQL script from a resource file and later runs it. */
-class ScriptRunner {
- private final String name;
- private final List<String> commands;
-
- static final ScriptRunner NOOP =
- new ScriptRunner(null, null) {
- @Override
- void run(ReviewDb db) {}
- };
-
- ScriptRunner(String scriptName, InputStream script) {
- this.name = scriptName;
- try {
- this.commands = script != null ? parse(script) : null;
- } catch (IOException e) {
- throw new IllegalStateException("Cannot parse " + name, e);
- }
- }
-
- void run(ReviewDb db) throws OrmException {
- try {
- final JdbcSchema schema = (JdbcSchema) db;
- final Connection c = schema.getConnection();
- final SqlDialect dialect = schema.getDialect();
- try (Statement stmt = c.createStatement()) {
- for (String sql : commands) {
- try {
- if (!dialect.isStatementDelimiterSupported()) {
- sql = CharMatcher.is(';').trimTrailingFrom(sql);
- }
- stmt.execute(sql);
- } catch (SQLException e) {
- throw new OrmException("Error in " + name + ":\n" + sql, e);
- }
- }
- }
- } catch (SQLException e) {
- throw new OrmException("Cannot run statements for " + name, e);
- }
- }
-
- private List<String> parse(InputStream in) throws IOException {
- try (BufferedReader br = new BufferedReader(new InputStreamReader(in, UTF_8))) {
- String delimiter = ";";
- List<String> commands = new ArrayList<>();
- StringBuilder buffer = new StringBuilder();
- String line;
- while ((line = br.readLine()) != null) {
- if (line.isEmpty()) {
- continue;
- }
- if (line.startsWith("--")) {
- continue;
- }
-
- if (buffer.length() == 0 && line.toLowerCase().startsWith("delimiter ")) {
- delimiter = line.substring("delimiter ".length()).trim();
- continue;
- }
-
- if (buffer.length() > 0) {
- buffer.append('\n');
- }
- buffer.append(line);
-
- if (isDone(delimiter, line, buffer)) {
- String cmd = buffer.toString();
- commands.add(cmd);
- buffer = new StringBuilder();
- }
- }
- if (buffer.length() > 0) {
- commands.add(buffer.toString());
- }
- return commands;
- }
- }
-
- private boolean isDone(String delimiter, String line, StringBuilder buffer) {
- if (";".equals(delimiter)) {
- return buffer.charAt(buffer.length() - 1) == ';';
-
- } else if (line.equals(delimiter)) {
- buffer.setLength(buffer.length() - delimiter.length());
- return true;
-
- } else {
- return false;
- }
- }
-}