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org.boon.messages.MessageUtils Maven / Gradle / Ivy
/*
* Copyright 2013-2014 Richard M. Hightower
* 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.
*
* __________ _____ __ .__
* \______ \ ____ ____ ____ /\ / \ _____ | | _|__| ____ ____
* | | _// _ \ / _ \ / \ \/ / \ / \\__ \ | |/ / |/ \ / ___\
* | | ( <_> | <_> ) | \ /\ / Y \/ __ \| <| | | \/ /_/ >
* |______ /\____/ \____/|___| / \/ \____|__ (____ /__|_ \__|___| /\___ /
* \/ \/ \/ \/ \/ \//_____/
* ____. ___________ _____ ______________.___.
* | |____ ___ _______ \_ _____/ / _ \ / _____/\__ | |
* | \__ \\ \/ /\__ \ | __)_ / /_\ \ \_____ \ / | |
* /\__| |/ __ \\ / / __ \_ | \/ | \/ \ \____ |
* \________(____ /\_/ (____ / /_______ /\____|__ /_______ / / ______|
* \/ \/ \/ \/ \/ \/
*/
package org.boon.messages;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
/**
* Functions to aid developing JSF applications.
*/
public final class MessageUtils {
public static final String TOOL_TIP = "toolTip";
public static final String LABEL_TOOL_TIP = "labelToolTip";
/**
* Stops creation of a new MessageUtils object.
*/
private MessageUtils() {
}
public static String createLabelNoPlural( String fieldName, final ResourceBundle bundle ) {
if ( fieldName.endsWith( "es" ) ) {
fieldName = fieldName.substring( 0, fieldName.length() - 2 );
} else if ( fieldName.endsWith( "s" ) ) {
fieldName = fieldName.substring( 0, fieldName.length() - 1 );
}
return getLabel( fieldName, bundle );
}
/**
* Get the field label.
*
* @param fieldName fieldName
* @param bundle ResourceBundle
* @return Label from the Message Source.
*/
public static String getLabel( final String fieldName,
final ResourceBundle bundle ) {
String label;
/** Look for fieldName, e.g., firstName. */
try {
label = bundle.getString( fieldName );
} catch ( MissingResourceException mre ) {
label = generateLabelValue( fieldName );
}
return label;
}
/**
* Get the field label.
*
* @param namespace Namespace is a qualifier usually the name of a Form or Entity.
* @param fieldName fieldName is the name of the label we want to look up.
* @param bundle ResourceBundle
* @return Label from the Message Source.
*/
public static String createLabelWithNameSpace( final String namespace, final String fieldName,
final ResourceBundle bundle ) {
String label;
try {
try {
/** Look for name-space + . + fieldName, e.g., Employee.firstName. */
label = bundle.getString( namespace + '.' + fieldName );
} catch ( MissingResourceException mre ) {
/** Look for fieldName only, e.g., firstName. */
label = bundle.getString( fieldName );
}
} catch ( MissingResourceException mre ) {
/** If you can't find the label, generate it thus, "firstName" becomes "First Name".*/
label = generateLabelValue( fieldName );
}
return label;
}
// public static String createLabelWithNameSpace(final String namespace, final String fieldName) {
//
// return createLabelWithNameSpace(namespace, fieldName, CrankContext.getResourceBundleLocator().getBundle());
// }
//
// public static String createLabel(final String fieldName) {
// return createLabelWithNameSpace(null, fieldName, CrankContext.getResourceBundleLocator().getBundle());
// }
/**
* Get the tool tip.
*
* @param namespace Namespace is a qualifier usually the name of a Form or Entity.
* @param fieldName fieldName is the name of the tool tip we want to look up.
* @param bundle bundle
* @return Tool Tip from the Message Source.
*/
public static String createToolTipWithNameSpace( final String namespace, final String fieldName,
final ResourceBundle bundle, final String toolTipType ) {
String toolTip = null;
try {
try {
/** Look for name-space + . + fieldName, e.g., Employee.firstName.toolTip. */
toolTip = bundle.getString( namespace + '.' + fieldName + '.'
+ toolTipType );
} catch ( MissingResourceException mre ) {
/** Look for fieldName only, e.g., firstName.toolTip. */
toolTip = bundle.getString( fieldName + '.' + toolTipType );
}
} catch ( MissingResourceException mre ) {
}
return toolTip;
}
/**
* Generate the field. Transforms firstName into First Name. This allows
* reasonable defaults for labels.
*
* @param fieldName fieldName
* @return generated label name.
*/
public static String generateLabelValue( final String fieldName ) {
final StringBuilder buffer = new StringBuilder( fieldName.length() * 2 );
class GenerationCommand {
boolean capNextChar = false;
boolean lastCharWasUpperCase = false;
boolean lastCharWasNumber = false;
boolean lastCharWasSpecial = false;
boolean shouldContinue = true;
char[] chars = fieldName.toCharArray();
void processFieldName() {
for ( int index = 0; index < chars.length; index++ ) {
char cchar = chars[ index ];
shouldContinue = true;
processCharWasNumber( buffer, index, cchar );
if ( !shouldContinue ) {
continue;
}
processCharWasUpperCase( buffer, index, cchar );
if ( !shouldContinue ) {
continue;
}
processSpecialChars( buffer, cchar );
if ( !shouldContinue ) {
continue;
}
cchar = processCapitalizeCommand( cchar );
cchar = processFirstCharacterCheck( buffer, index, cchar );
if ( !shouldContinue ) {
continue;
}
buffer.append( cchar );
}
}
private void processCharWasNumber( StringBuilder buffer,
int index, char cchar ) {
if ( lastCharWasSpecial ) {
return;
}
if ( Character.isDigit( cchar ) ) {
if ( index != 0 && !lastCharWasNumber ) {
buffer.append( ' ' );
}
lastCharWasNumber = true;
buffer.append( cchar );
this.shouldContinue = false;
} else {
lastCharWasNumber = false;
}
}
private char processFirstCharacterCheck( final StringBuilder buffer,
int index, char cchar ) {
/* Always capitalize the first character. */
if ( index == 0 ) {
cchar = Character.toUpperCase( cchar );
buffer.append( cchar );
this.shouldContinue = false;
}
return cchar;
}
private char processCapitalizeCommand( char cchar ) {
/* Capitalize the character. */
if ( capNextChar ) {
capNextChar = false;
cchar = Character.toUpperCase( cchar );
}
return cchar;
}
private void processSpecialChars( final StringBuilder buffer,
char cchar ) {
lastCharWasSpecial = false;
/* If the character is '.' or '_' then append a space and mark
* the next iteration to capitalize.
*/
if ( cchar == '.' || cchar == '_' ) {
buffer.append( ' ' );
capNextChar = true;
lastCharWasSpecial = false;
this.shouldContinue = false;
}
}
private void processCharWasUpperCase( final StringBuilder buffer,
int index, char cchar ) {
/* If the character is uppercase, append a space and keep track
* that the last character was uppercase for the next iteration.
*/
if ( Character.isUpperCase( cchar ) ) {
if ( index != 0 && !lastCharWasUpperCase ) {
buffer.append( ' ' );
}
lastCharWasUpperCase = true;
buffer.append( cchar );
this.shouldContinue = false;
} else {
lastCharWasUpperCase = false;
}
}
}
GenerationCommand gc = new GenerationCommand();
gc.processFieldName();
/* This is a hack to get address.line_1 to work. */
return buffer.toString().replace( " ", " " );
}
}
