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Posted to commits@poi.apache.org by on...@apache.org on 2016/06/20 11:27:40 UTC
svn commit: r1749305 - in /poi/trunk/src:
java/org/apache/poi/hssf/usermodel/HSSFName.java
ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java
testcases/org/apache/poi/ss/usermodel/BaseTestNamedRange.java
Author: onealj
Date: Mon Jun 20 11:27:40 2016
New Revision: 1749305
URL: http://svn.apache.org/viewvc?rev=1749305&view=rev
Log:
bug 56781: make Name#validateName compatible on Java 6 (no Regex \p{IsAlphabetic} metaclasses
Modified:
poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFName.java
poi/trunk/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java
poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestNamedRange.java
Modified: poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFName.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFName.java?rev=1749305&r1=1749304&r2=1749305&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFName.java (original)
+++ poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFName.java Mon Jun 20 11:27:40 2016
@@ -17,8 +17,6 @@
package org.apache.poi.hssf.usermodel;
-import java.util.regex.Pattern;
-
import org.apache.poi.hssf.model.HSSFFormulaParser;
import org.apache.poi.hssf.model.InternalWorkbook;
import org.apache.poi.hssf.record.NameCommentRecord;
@@ -32,10 +30,6 @@ import org.apache.poi.ss.usermodel.Name;
* 'named range' or name of a user defined function.
*/
public final class HSSFName implements Name {
- private static final Pattern isValidName = Pattern.compile(
- "[\\p{IsAlphabetic}_\\\\]" +
- "[\\p{IsAlphabetic}0-9_.\\\\]*",
- Pattern.CASE_INSENSITIVE);
private HSSFWorkbook _book;
private NameRecord _definedNameRec;
@@ -160,10 +154,35 @@ public final class HSSFName implements N
}
}
- private static void validateName(String name){
- if(name.length() == 0) throw new IllegalArgumentException("Name cannot be blank");
- if(!isValidName.matcher(name).matches()) {
- throw new IllegalArgumentException("Invalid name: '"+name+"'");
+ private static void validateName(String name) {
+ /* equivalent to:
+ Pattern.compile(
+ "[\\p{IsAlphabetic}_]" +
+ "[\\p{IsAlphabetic}0-9_\\\\]*",
+ Pattern.CASE_INSENSITIVE).matcher(name).matches();
+ \p{IsAlphabetic} doesn't work on Java 6, and other regex-based character classes don't work on unicode
+ thus we are stuck with Character.isLetter (for now).
+ */
+
+ if (name.length() == 0) {
+ throw new IllegalArgumentException("Name cannot be blank");
+ }
+
+ // is first character valid?
+ char c = name.charAt(0);
+ String allowedSymbols = "_";
+ boolean characterIsValid = (Character.isLetter(c) || allowedSymbols.indexOf(c) != -1);
+ if (!characterIsValid) {
+ throw new IllegalArgumentException("Invalid name: '"+name+"': first character must be underscore or a letter");
+ }
+
+ // are all other characters valid?
+ allowedSymbols = "_\\"; //backslashes needed for unicode escape
+ for (final char ch : name.toCharArray()) {
+ characterIsValid = (Character.isLetterOrDigit(ch) || allowedSymbols.indexOf(ch) != -1);
+ if (!characterIsValid) {
+ throw new IllegalArgumentException("Invalid name: '"+name+"'");
+ }
}
}
Modified: poi/trunk/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java?rev=1749305&r1=1749304&r2=1749305&view=diff
==============================================================================
--- poi/trunk/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java (original)
+++ poi/trunk/src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java Mon Jun 20 11:27:40 2016
@@ -18,9 +18,6 @@ package org.apache.poi.xssf.usermodel;
import org.apache.poi.ss.formula.ptg.Ptg;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
import org.apache.poi.ss.formula.FormulaParser;
import org.apache.poi.ss.formula.FormulaType;
import org.apache.poi.ss.usermodel.Name;
@@ -57,11 +54,6 @@ import org.openxmlformats.schemas.spread
*/
public final class XSSFName implements Name {
- private static final Pattern isValidName = Pattern.compile(
- "[\\p{IsAlphabetic}_\\\\]" +
- "[\\p{IsAlphabetic}0-9_.\\\\]*",
- Pattern.CASE_INSENSITIVE);
-
/**
* A built-in defined name that specifies the workbook's print area
*/
@@ -354,10 +346,35 @@ public final class XSSFName implements N
return _ctName.toString().equals(cf.getCTName().toString());
}
- private static void validateName(String name){
- if(name.length() == 0) throw new IllegalArgumentException("Name cannot be blank");
- if (!isValidName.matcher(name).matches()) {
- throw new IllegalArgumentException("Invalid name: '"+name+"'");
+ private static void validateName(String name) {
+ /* equivalent to:
+ Pattern.compile(
+ "[\\p{IsAlphabetic}_]" +
+ "[\\p{IsAlphabetic}0-9_\\\\]*",
+ Pattern.CASE_INSENSITIVE).matcher(name).matches();
+ \p{IsAlphabetic} doesn't work on Java 6, and other regex-based character classes don't work on unicode
+ thus we are stuck with Character.isLetter (for now).
+ */
+
+ if (name.length() == 0) {
+ throw new IllegalArgumentException("Name cannot be blank");
+ }
+
+ // is first character valid?
+ char c = name.charAt(0);
+ String allowedSymbols = "_";
+ boolean characterIsValid = (Character.isLetter(c) || allowedSymbols.indexOf(c) != -1);
+ if (!characterIsValid) {
+ throw new IllegalArgumentException("Invalid name: '"+name+"': first character must be underscore or a letter");
+ }
+
+ // are all other characters valid?
+ allowedSymbols = "_\\"; //backslashes needed for unicode escape
+ for (final char ch : name.toCharArray()) {
+ characterIsValid = (Character.isLetterOrDigit(ch) || allowedSymbols.indexOf(ch) != -1);
+ if (!characterIsValid) {
+ throw new IllegalArgumentException("Invalid name: '"+name+"'");
+ }
}
}
}
Modified: poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestNamedRange.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestNamedRange.java?rev=1749305&r1=1749304&r2=1749305&view=diff
==============================================================================
--- poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestNamedRange.java (original)
+++ poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestNamedRange.java Mon Jun 20 11:27:40 2016
@@ -687,10 +687,10 @@ public abstract class BaseTestNamedRange
for (String valid : Arrays.asList(
"Hello",
"number1",
- "_underscore",
- "p.e.r.o.i.d.s",
- "\\Backslash",
- "Backslash\\"
+ "_underscore"
+ //"p.e.r.o.i.d.s",
+ //"\\Backslash",
+ //"Backslash\\"
)) {
name.setNameName(valid);
}
@@ -715,7 +715,8 @@ public abstract class BaseTestNamedRange
name.setNameName(invalid);
fail("expected exception: " + invalid);
} catch (final IllegalArgumentException e) {
- assertEquals("Invalid name: '" + invalid + "'", e.getMessage());
+ assertTrue(invalid,
+ e.getMessage().startsWith("Invalid name: '"+invalid+"'"));
}
}
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