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package com.vectorprint.configuration.parameters;
/*
* #%L
* VectorPrintReport4.0
* %%
* Copyright (C) 2012 - 2013 VectorPrint
* %%
* 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.
* #L%
*/
//~--- non-JDK imports --------------------------------------------------------
import com.vectorprint.VectorPrintRuntimeException;
import com.vectorprint.configuration.EnhancedMap;
import com.vectorprint.configuration.parser.MultiValueParamParser;
import com.vectorprint.configuration.parser.MultiValueParser;
import com.vectorprint.configuration.parser.ParseException;
import java.awt.Color;
import java.io.ByteArrayInputStream;
import java.io.StringReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
//~--- JDK imports ------------------------------------------------------------
/**
* responsible for turning a String into an array of values of a certain type. It uses a {@link ValueParser} to yield
* values for the array. Used by the {@link EnhancedMap} methods that return an array of values and by {@link Parameter#convert(java.lang.String)
* } when the parameter type is an array. Threadsafe: it is safe to call the available parse methods from different
* threads at the same time on one instance of this class.
*
* @see MultiValueParser
* @see MultiValueParamParser
* @author Eduard Drenth at VectorPrint.nl
*/
public class MultipleValueParser {
public static final StringParser STRING_PARSER = new StringParser();
public static final IntParser INT_PARSER = new IntParser();
public static final CharParser CHAR_PARSER = new CharParser();
public static final ShortParser SHORT_PARSER = new ShortParser();
public static final ByteParser BYTE_PARSER = new ByteParser();
public static final LongParser LONG_PARSER = new LongParser();
public static final FloatParser FLOAT_PARSER = new FloatParser();
public static final DoubleParser DOUBLE_PARSER = new DoubleParser();
public static final URLParser URL_PARSER = new URLParser();
public static final BooleanParser BOOLEAN_PARSER = new BooleanParser();
public static final ColorParser COLOR_PARSER = new ColorParser();
public static final DateParser DATE_PARSER = new DateParser();
private MultipleValueParser() {
}
private MultiValueParser parser;
private MultiValueParamParser paramParser;
private static MultipleValueParser paramInstance;
private static MultipleValueParser instance;
/**
*
* @return the instance that uses {@link MultiValueParamParser} for parsing multiple values
*/
public static MultipleValueParser getParamInstance() {
if (paramInstance == null) {
paramInstance = new MultipleValueParser();
paramInstance.paramParser = new MultiValueParamParser(new ByteArrayInputStream(new byte[0]));
}
return paramInstance;
}
/**
*
* @return the instance that uses {@link MultiValueParser} for parsing multiple values
*/
public static MultipleValueParser getInstance() {
if (instance == null) {
instance = new MultipleValueParser();
instance.parser = new MultiValueParser(new ByteArrayInputStream(new byte[0]));
}
return instance;
}
private List parse(String s) throws ParseException {
if (paramParser == null) {
synchronized (parser) {
parser.ReInit(new StringReader(s));
return parser.parse();
}
} else {
synchronized (paramParser) {
paramParser.ReInit(new StringReader(s));
return paramParser.parse();
}
}
}
/**
* bottleneck method
*
* @param
* @param values
* @param clazz
* @param parser
* @return
* @throws ParseException
*/
public final List parseValues(String values, ValueParser parser, boolean trim) throws ParseException {
List ll = parse(values);
List l = new ArrayList(ll.size());
for (String s : ll) {
l.add(parser.parseString((trim)?s.trim():s));
}
return l;
}
public List parseFloatValues(String values, boolean trim) throws ParseException {
return parseValues(values, FLOAT_PARSER, trim);
}
public List parseDateValues(String values, boolean trim) throws ParseException {
return parseValues(values, DATE_PARSER,trim);
}
public List parseLongValues(String values, boolean trim) throws ParseException {
return parseValues(values, LONG_PARSER, trim);
}
public List parseCharValues(String values, boolean trim) throws ParseException {
return parseValues(values, CHAR_PARSER, trim);
}
public List parseShortValues(String values, boolean trim) throws ParseException {
return parseValues(values, SHORT_PARSER, trim);
}
public List parseByteValues(String values, boolean trim) throws ParseException {
return parseValues(values, BYTE_PARSER, trim);
}
public List parseDoubleValues(String values, boolean trim) throws ParseException {
return parseValues(values, DOUBLE_PARSER, trim);
}
public List parseIntValues(String values, boolean trim) throws ParseException {
return parseValues(values, INT_PARSER, trim);
}
public List parseStringValues(String values, boolean trim) throws ParseException {
return parseValues(values, STRING_PARSER, trim);
}
public List parseURLValues(String values, boolean trim) throws ParseException {
return parseValues(values, URL_PARSER, trim);
}
public List parseColorValues(String values, boolean trim) throws ParseException {
return parseValues(values, COLOR_PARSER, trim);
}
public List parseBooleanValues(String values, boolean trim) throws ParseException {
return parseValues(values, BOOLEAN_PARSER, trim);
}
public static class FloatParser implements ValueParser {
@Override
public Float parseString(String val) {
return Float.parseFloat(val);
}
}
public static class LongParser implements ValueParser {
@Override
public Long parseString(String val) {
return Long.parseLong(val);
}
}
public static class DoubleParser implements ValueParser {
@Override
public Double parseString(String val) {
return Double.parseDouble(val);
}
}
public static class BooleanParser implements ValueParser {
@Override
public Boolean parseString(String val) {
return Boolean.parseBoolean(val);
}
}
public static class ColorParser implements ValueParser {
@Override
public Color parseString(String value) {
return ParameterHelper.getColorFromString(value);
}
}
public static class URLParser implements ValueParser {
@Override
public URL parseString(String val) {
try {
return new URL(val);
} catch (MalformedURLException ex) {
throw new VectorPrintRuntimeException(ex);
}
}
}
public static class IntParser implements ValueParser {
@Override
public Integer parseString(String val) {
return Integer.parseInt(val);
}
}
public static class StringParser implements ValueParser {
@Override
public String parseString(String val) {
return val;
}
}
public static class CharParser implements ValueParser {
@Override
public Character parseString(String val) {
return val.charAt(0);
}
}
public static class ShortParser implements ValueParser {
@Override
public Short parseString(String val) {
return Short.valueOf(val);
}
}
public static class ByteParser implements ValueParser {
@Override
public Byte parseString(String val) {
return Byte.decode(val);
}
}
public static class DateParser implements ValueParser {
@Override
public Date parseString(String val) {
try {
return new SimpleDateFormat().parse(val);
} catch (java.text.ParseException ex) {
throw new VectorPrintRuntimeException(ex);
}
}
}
}
