Mercurial > projects > dwt2
annotate org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/conversion/StringToByteConverter.d @ 88:9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sun, 19 Apr 2009 11:10:09 +0200 |
| parents | 6be48cf9f95c |
| children |
| rev | line source |
|---|---|
| 78 | 1 /* |
| 2 * Copyright cast(C) 2005 db4objects Inc. http://www.db4o.com | |
| 3 * | |
| 4 * All rights reserved. This program and the accompanying materials | |
| 5 * are made available under the terms of the Eclipse Public License v1.0 | |
| 6 * which accompanies this distribution, and is available at | |
| 7 * http://www.eclipse.org/legal/epl-v10.html | |
| 8 * | |
| 9 * Contributors: | |
| 10 * db4objects - Initial API and implementation | |
| 11 */ | |
| 12 module org.eclipse.core.internal.databinding.conversion.StringToByteConverter; | |
| 81 | 13 import org.eclipse.core.internal.databinding.conversion.StringToNumberParser; |
| 78 | 14 |
| 15 import java.lang.all; | |
| 16 | |
| 17 import org.eclipse.core.internal.databinding.validation.NumberFormatConverter; | |
| 18 | |
| 19 import com.ibm.icu.text.NumberFormat; | |
| 20 | |
| 21 /** | |
| 22 * @since 1.0 | |
| 23 */ | |
| 24 public class StringToByteConverter : NumberFormatConverter { | |
| 25 private String outOfRangeMessage; | |
| 26 private NumberFormat numberFormat; | |
| 27 private bool primitive; | |
| 28 | |
| 29 /** | |
| 30 * @param numberFormat | |
| 31 * @param toType | |
| 32 */ | |
|
88
9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
Frank Benoit <benoit@tionex.de>
parents:
85
diff
changeset
|
33 private this(NumberFormat numberFormat, Class toType) { |
|
9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
Frank Benoit <benoit@tionex.de>
parents:
85
diff
changeset
|
34 super(Class.fromType!(StringCls), toType, numberFormat); |
|
9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
Frank Benoit <benoit@tionex.de>
parents:
85
diff
changeset
|
35 primitive = toType.isPrimitive(); |
| 78 | 36 this.numberFormat = numberFormat; |
| 37 } | |
| 38 | |
| 39 /** | |
| 40 * @param numberFormat | |
| 41 * @param primitive | |
| 42 * @return converter | |
| 43 */ | |
| 44 public static StringToByteConverter toByte(NumberFormat numberFormat, | |
| 45 bool primitive) { | |
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88
9e0ab372d5d8
Revert from TypeInfo/ClassInfo to java.lang.Class
Frank Benoit <benoit@tionex.de>
parents:
85
diff
changeset
|
46 return new StringToByteConverter(numberFormat, (primitive) ? Byte.TYPE : Class.fromType!(Byte)); |
| 78 | 47 } |
| 48 | |
| 49 /** | |
| 50 * @param primitive | |
| 51 * @return converter | |
| 52 */ | |
| 53 public static StringToByteConverter toByte(bool primitive) { | |
| 54 return toByte(NumberFormat.getIntegerInstance(), primitive); | |
| 55 } | |
| 56 | |
| 57 /* (non-Javadoc) | |
| 58 * @see org.eclipse.core.databinding.conversion.IConverter#convert(java.lang.Object) | |
| 59 */ | |
| 60 public Object convert(Object fromObject) { | |
| 85 | 61 StringToNumberParser.ParseResult result = StringToNumberParser.parse(fromObject, |
| 78 | 62 numberFormat, primitive); |
| 63 | |
| 64 if (result.getPosition() !is null) { | |
| 65 // this shouldn't happen in the pipeline as validation should catch | |
| 66 // it but anyone can call convert so we should return a properly | |
| 67 // formatted message in an exception | |
| 68 throw new IllegalArgumentException(StringToNumberParser | |
| 85 | 69 .createParseErrorMessage(stringcast(fromObject), result |
| 78 | 70 .getPosition())); |
| 71 } else if (result.getNumber() is null) { | |
| 72 // if an error didn't occur and the number is null then it's a boxed | |
| 73 // type and null should be returned | |
| 74 return null; | |
| 75 } | |
| 76 | |
| 77 if (StringToNumberParser.inByteRange(result.getNumber())) { | |
| 78 return new Byte(result.getNumber().byteValue()); | |
| 79 } | |
| 80 | |
| 81 synchronized (this) { | |
| 82 if (outOfRangeMessage is null) { | |
| 83 outOfRangeMessage = StringToNumberParser | |
| 85 | 84 .createOutOfRangeMessage(new Byte(Byte.MIN_VALUE), new Byte(Byte.MAX_VALUE), numberFormat); |
| 78 | 85 } |
| 86 | |
| 87 throw new IllegalArgumentException(outOfRangeMessage); | |
| 88 } | |
| 89 } | |
| 90 } |