本文整理汇总了Java中org.hsqldb.lib.java.JavaSystem.gc方法的典型用法代码示例。如果您正苦于以下问题：Java JavaSystem.gc方法的具体用法？Java JavaSystem.gc怎么用？Java JavaSystem.gc使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.hsqldb.lib.java.JavaSystem的用法示例。
在下文中一共展示了JavaSystem.gc方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: execute
import org.hsqldb.lib.java.JavaSystem; //导入方法依赖的package包/类
/**
* Executes a generic CompiledStatement. Execution includes first building
* any subquery result dependencies and clearing them after the main result
* is built.
*
* @return the result of executing the statement
* @param cs any valid CompiledStatement
*/
Result execute(CompiledStatement cs, Object[] paramValues) {
Result result = null;
JavaSystem.gc();
for (int i = 0; i < cs.parameters.length; i++) {
cs.parameters[i].bind(paramValues[i]);
}
try {
cs.materializeSubQueries(session);
result = executeImpl(cs);
} catch (Throwable t) {
result = new Result(t, cs.sql);
}
// clear redundant data
cs.dematerializeSubQueries(session);
if (result == null) {
result = emptyZeroResult;
}
return result;
}
示例2: execute
import org.hsqldb.lib.java.JavaSystem; //导入方法依赖的package包/类
/**
* Executes the SQL String. This method is always called from a block
* synchronized on the database object.
*
* @param sql query
* @return the result of executing the given SQL String
*/
Result execute(String sql) {
Result result;
String token;
int cmd;
JavaSystem.gc();
result = null;
cmd = Token.UNKNOWNTOKEN;
try {
tokenizer.reset(sql);
while (true) {
tokenizer.setPartMarker();
session.setScripting(false);
token = tokenizer.getSimpleToken();
if (token.length() == 0) {
session.endSchemaDefinition();
break;
}
cmd = Token.get(token);
if (cmd == Token.SEMICOLON) {
session.endSchemaDefinition();
continue;
}
result = executePart(cmd, token);
if (result.isError()) {
session.endSchemaDefinition();
break;
}
if (session.getScripting()) {
database.logger.writeToLog(session,
tokenizer.getLastPart());
}
}
} catch (Throwable t) {
try {
if (session.isSchemaDefintion()) {
HsqlName schemaName = session.getSchemaHsqlName(null);
database.schemaManager.dropSchema(schemaName.name, true);
database.logger.writeToLog(session,
Token.T_DROP + ' '
+ Token.T_SCHEMA + ' '
+ schemaName.statementName
+ ' ' + Token.T_CASCADE);
session.endSchemaDefinition();
}
} catch (HsqlException e) {}
result = new Result(t, tokenizer.getLastPart());
}
return result == null ? Session.emptyUpdateCount
: result;
}
示例3: execute
import org.hsqldb.lib.java.JavaSystem; //导入方法依赖的package包/类
/**
* Executes the SQL String. This method is always called from a block
* synchronized on the database object.
*
* @param sql query
* @return the result of executing the given SQL String
*/
Result execute(String sql) {
Result result;
String token;
int cmd;
JavaSystem.gc();
result = null;
cmd = Token.UNKNOWNTOKEN;
try {
tokenizer.reset(sql);
while (true) {
tokenizer.setPartMarker();
session.setScripting(false);
token = tokenizer.getSimpleToken();
if (token.length() == 0) {
session.endSchemaDefinition();
break;
}
cmd = Token.get(token);
if (cmd == Token.SEMICOLON) {
session.endSchemaDefinition();
continue;
}
result = executePart(cmd, token);
if (result.isError()) {
session.endSchemaDefinition();
break;
}
if (session.getScripting()) {
database.logger.writeToLog(session,
tokenizer.getLastPart());
}
}
} catch (Throwable t) {
try {
if (session.isSchemaDefintion()) {
HsqlName schemaName = session.getSchemaHsqlName(null);
database.schemaManager.dropSchema(schemaName.name, true);
database.logger.writeToLog(session,
Token.T_DROP + ' '
+ Token.T_SCHEMA + ' '
+ schemaName.statementName
+ ' ' + Token.T_CASCADE);
database.logger.synchLog();
session.endSchemaDefinition();
}
} catch (HsqlException e) {}
result = new Result(t, tokenizer.getLastPart());
}
return result == null ? Session.emptyUpdateCount
: result;
}