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Micro Distribution of the Payara Project for IBM JDK
/*
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// Portions Copyright [2016] [Payara Foundation and/or its affiliates]
package org.glassfish.jdbc.config.validators;
import com.sun.enterprise.config.serverbeans.ResourcePool;
import org.glassfish.config.support.Constants;
import org.glassfish.jdbc.config.JdbcConnectionPool;
import org.glassfish.connectors.config.validators.ConnectionPoolErrorMessages;
import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
/**
* Implementation for Connection Pool validation.
* Following validations are done :
* - Validation of datasource/driver classnames when resource type is not null
* - Max pool size to be always higher than steady pool size
* - Check if statement wrapping is on when certain features are enabled.
*
* @author Shalini M
*/
public class JdbcConnectionPoolValidator
implements ConstraintValidator {
protected ConnectionPoolErrorMessages poolFaults;
public void initialize(final JdbcConnectionPoolConstraint constraint) {
this.poolFaults = constraint.value();
}
@Override
public boolean isValid(final ResourcePool pool,
final ConstraintValidatorContext constraintValidatorContext) {
if(poolFaults == ConnectionPoolErrorMessages.MAX_STEADY_INVALID) {
if(pool instanceof JdbcConnectionPool) {
JdbcConnectionPool jdbcPool = (JdbcConnectionPool) pool;
String maxPoolSize = jdbcPool.getMaxPoolSize();
String steadyPoolSize = jdbcPool.getSteadyPoolSize();
if(steadyPoolSize == null) {
steadyPoolSize = Constants.DEFAULT_STEADY_POOL_SIZE;
}
if (maxPoolSize == null) {
maxPoolSize = Constants.DEFAULT_MAX_POOL_SIZE;
}
if (Integer.parseInt(maxPoolSize) <
(Integer.parseInt(steadyPoolSize))) {
//max pool size fault
return false;
}
}
}
if(poolFaults == ConnectionPoolErrorMessages.STMT_WRAPPING_DISABLED) {
if(pool instanceof JdbcConnectionPool) {
JdbcConnectionPool jdbcPool = (JdbcConnectionPool) pool;
String stmtCacheSize = jdbcPool.getStatementCacheSize();
String stmtLeakTimeout = jdbcPool.getStatementLeakTimeoutInSeconds();
// PAYARA-661 allow empty "" sql trace listeners
if (jdbcPool.getSqlTraceListeners() != null && !jdbcPool.getSqlTraceListeners().isEmpty()) {
if (!Boolean.valueOf(jdbcPool.getWrapJdbcObjects())) {
return false;
}
}
if (stmtCacheSize != null && Integer.parseInt(stmtCacheSize) != 0) {
if (!Boolean.valueOf(jdbcPool.getWrapJdbcObjects())) {
return false;
}
}
if (stmtLeakTimeout != null && Integer.parseInt(stmtLeakTimeout) != 0) {
if (!Boolean.parseBoolean(jdbcPool.getWrapJdbcObjects())) {
return false;
}
}
if (Boolean.valueOf(jdbcPool.getStatementLeakReclaim())) {
if (!Boolean.valueOf(jdbcPool.getWrapJdbcObjects())) {
return false;
}
}
}
}
if(poolFaults == ConnectionPoolErrorMessages.TABLE_NAME_MANDATORY){
if(pool instanceof JdbcConnectionPool){
JdbcConnectionPool jdbcPool = (JdbcConnectionPool) pool;
if (Boolean.valueOf(jdbcPool.getIsConnectionValidationRequired())) {
if ("table".equals(jdbcPool.getConnectionValidationMethod())) {
if(jdbcPool.getValidationTableName() == null || jdbcPool.getValidationTableName().equals("")){
return false;
}
}
}
}
}
if(poolFaults == ConnectionPoolErrorMessages.CUSTOM_VALIDATION_CLASS_NAME_MANDATORY){
if(pool instanceof JdbcConnectionPool){
JdbcConnectionPool jdbcPool = (JdbcConnectionPool) pool;
if (Boolean.valueOf(jdbcPool.getIsConnectionValidationRequired())) {
if ("custom-validation".equals(jdbcPool.getConnectionValidationMethod())) {
if(jdbcPool.getValidationClassname() == null || jdbcPool.getValidationClassname().equals("")){
return false;
}
}
}
}
}
if (poolFaults == ConnectionPoolErrorMessages.RES_TYPE_MANDATORY) {
if (pool instanceof JdbcConnectionPool) {
JdbcConnectionPool jdbcPool = (JdbcConnectionPool) pool;
String resType = jdbcPool.getResType();
String dsClassName = jdbcPool.getDatasourceClassname();
String driverClassName = jdbcPool.getDriverClassname();
if (resType == null) {
//One of datasource/driver classnames must be provided.
if ((dsClassName == null || dsClassName.equals("")) &&
(driverClassName == null || driverClassName.equals(""))) {
return false;
} else {
//Check if both are provided and if so, return false
if (dsClassName != null && driverClassName != null) {
return false;
}
}
} else if (resType.equals("javax.sql.DataSource") ||
resType.equals("javax.sql.ConnectionPoolDataSource") ||
resType.equals("javax.sql.XADataSource")) {
//Then datasourceclassname cannot be empty
if (dsClassName == null || dsClassName.equals("")) {
return false;
}
} else if (resType.equals("java.sql.Driver")) {
//Then driver classname cannot be empty
if (driverClassName == null || driverClassName.equals("")) {
return false;
}
}
}
}
return true;
}
}
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