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package it.inaf.oats.ia2.tapschemamanager.webapp;
import it.inaf.oats.ia2.tapschemamanager.businesslayer.TapSchema;
import it.inaf.oats.ia2.tapschemamanager.datalayer.Credentials;
import it.inaf.oats.ia2.tapschemamanager.datalayer.DataProvider;
import java.io.Serializable;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.PostConstruct;
import javax.enterprise.context.Conversation;
import javax.enterprise.context.ConversationScoped;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.inject.Inject;
import javax.inject.Named;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* @author Sonia Zorba <zorba at oats.inaf.it>
*/
@Named("schemaSelection")
@ConversationScoped
public class SchemaSelectionBean implements Serializable {
Sonia Zorba
committed
private static final long serialVersionUID = -5745720427701334323L;
private static final Logger log = LoggerFactory.getLogger(SchemaSelectionBean.class);
@Inject
private Conversation conversation;
@Inject
TapSchemaEditingBean tapSchemaEditingBean;
private Credentials sourceCredentials;
private Credentials tapSchemaCredentials;
private String selectedRadioOption;
// For editing
private List<String> allTAPSchemas;
private String selectedTAPSchema;
private String exposedSchemas;
// For creation
private String tapSchemaName;
private List<String> allSchemas;
private List<String> selectedSchemas;
@PostConstruct
public void init() {
selectedRadioOption = "edit";
exposedSchemas = "";
}
FacesContext fc = FacesContext.getCurrentInstance();
final boolean ajaxRequest = fc.getPartialViewContext().isAjaxRequest();
final boolean validationFailed = fc.isValidationFailed();
if (!ajaxRequest && !validationFailed) {
// Loading all schemas of the source database
Connection sourceConnection = null;
try {
sourceConnection = sourceCredentials.getConnection();
allSchemas = DataProvider.getAllSchemasNames(sourceConnection);
setSelectedSchemas(new ArrayList<String>());
} catch (SQLException e) {
throw new RuntimeException(e);
} finally {
try {
if (sourceConnection != null) {
sourceConnection.close();
}
} catch (SQLException e) {
log.error("Exception caught", e);
}
}
// Loading all schemas of the TAP_SCHEMA database
Connection tapSchemaConnection = null;
try {
tapSchemaConnection = tapSchemaCredentials.getConnection();
allTAPSchemas = DataProvider.getAllTAPSchemasNames(
tapSchemaConnection, DataProvider.getAllSchemasNames(tapSchemaConnection));
if (!allTAPSchemas.isEmpty()) {
this.selectedTAPSchema = allTAPSchemas.get(0);
loadExposedSchemas(tapSchemaConnection);
}
} catch (SQLException e) {
throw new RuntimeException(e);
} finally {
try {
if (tapSchemaConnection != null) {
tapSchemaConnection.close();
}
} catch (SQLException e) {
log.error("Exception caught", e);
private void loadExposedSchemas(Connection tapSchemaConnection) throws SQLException {
List<String> schemas = DataProvider.getExposedSchemas(tapSchemaConnection, selectedTAPSchema);
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exposedSchemas = "";
for (int i = 0; i < schemas.size(); i++) {
exposedSchemas += schemas.get(i);
if (i < schemas.size() - 1) {
exposedSchemas += ", ";
}
}
}
public List<String> getAllTAPSchemas() {
return allTAPSchemas;
}
public List<String> getAllSchemas() {
return allSchemas;
}
public String getExposedSchemas() {
return exposedSchemas;
}
public String getSelectedRadioOption() {
return selectedRadioOption;
}
public void setSelectedRadioOption(String selectedRadioOption) {
this.selectedRadioOption = selectedRadioOption;
}
public String getSelectedTAPSchema() {
return selectedTAPSchema;
}
public void setSelectedTAPSchema(String selectedTAPSchema) {
this.selectedTAPSchema = selectedTAPSchema;
Connection connection = null;
try {
connection = tapSchemaCredentials.getConnection();
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loadExposedSchemas(connection);
} catch (SQLException e) {
throw new RuntimeException(e);
} finally {
try {
if (connection != null) {
connection.close();
}
} catch (SQLException e) {
throw new RuntimeException(e);
}
}
}
public List<String> getSelectedSchemas() {
return selectedSchemas;
}
public void setSelectedSchemas(List<String> selectedSchemas) {
this.selectedSchemas = selectedSchemas;
}
private String loadTapSchema(TapSchema tapSchema) {
tapSchemaEditingBean.setTapSchema(tapSchema);
return "tapSchemaEditing.xhtml?faces-redirect=true";
}
public String edit() {
try {
return loadTapSchema(new TapSchema(sourceCredentials, tapSchemaCredentials, selectedTAPSchema, true));
} catch (SQLException e) {
throw new RuntimeException(e);
}
}
public String create() {
try {
TapSchema tapSchema = new TapSchema(sourceCredentials, tapSchemaCredentials, tapSchemaName, false);
for (String selectedSchema : selectedSchemas) {
tapSchema.addEntityWrapper(selectedSchema);
}
return loadTapSchema(tapSchema);
} catch (SQLException e) {
throw new RuntimeException(e);
}
}
public String getTapSchemaName() {
return tapSchemaName;
}
public void setTapSchemaName(String tapSchemaName) {
this.tapSchemaName = tapSchemaName;
}
public Credentials getSourceCredentials() {
return sourceCredentials;
}
public void setSourceCredentials(Credentials sourceCredentials) {
this.sourceCredentials = sourceCredentials;
}
public Credentials getTapSchemaCredentials() {
return tapSchemaCredentials;
public void setTapSchemaCredentials(Credentials tapSchemaCredentials) {
this.tapSchemaCredentials = tapSchemaCredentials;
}
public String logout() {
conversation.end();
return "index.xhtml?faces-redirect=true";
}
public void validateTapSchemaName(FacesContext context, UIComponent inputComponent, Object value) {
String textValue = (String) value;
String validatorMessage = null;
if (textValue == null || textValue.isEmpty()) {
validatorMessage = "TAP_SCHEMA name is required";
} else if (!textValue.matches("^[a-zA-Z0-9_[-]]*$")) {
validatorMessage = "TAP_SCHEMA name has to be a valid table name";
} else if (allSchemas.contains(textValue)) {
validatorMessage = "Database already contains a schema with this name. Please choose another name";
}
if (validatorMessage != null) {
throw new ValidatorException(new FacesMessage(validatorMessage));
}
}