Author: centic
Date: Sun Apr 10 16:45:02 2022
New Revision: 1899709
URL: http://svn.apache.org/viewvc?rev=1899709&view=rev
Log:
Add a way to not require a functioning font-setup
New configuration-method SheetUtil.setIgnoreMissingFontSystem()
This allows to do a bit more on machines where no fonts are installed
Modified:
poi/trunk/poi/src/main/java/org/apache/poi/ss/util/SheetUtil.java
Modified: poi/trunk/poi/src/main/java/org/apache/poi/ss/util/SheetUtil.java
URL:
http://svn.apache.org/viewvc/poi/trunk/poi/src/main/java/org/apache/poi/ss/util/SheetUtil.java?rev=1899709&r1=1899708&r2=1899709&view=diff
==============================================================================
--- poi/trunk/poi/src/main/java/org/apache/poi/ss/util/SheetUtil.java (original)
+++ poi/trunk/poi/src/main/java/org/apache/poi/ss/util/SheetUtil.java Sun Apr
10 16:45:02 2022
@@ -98,6 +98,18 @@ public class SheetUtil {
private static final FontRenderContext fontRenderContext = new
FontRenderContext(null, true, true);
/**
+ * A system property which can be enabled to not fail when the
+ * font-system is not available on the current machine
+ */
+ private static final boolean ignoreMissingFontSystem =
+
Boolean.parseBoolean(System.getProperty("org.apache.poi.ss.ignoreMissingFontSystem"));
+
+ /**
+ * Which default char-width to use if the font-system is unavailable.
+ */
+ public static final int DEFAULT_CHAR_WIDTH = 5;
+
+ /**
* Compute width of a single cell
*
* @param cell the cell whose width is to be calculated
@@ -282,8 +294,16 @@ public class SheetUtil {
AttributedString str = new
AttributedString(String.valueOf(defaultChar));
copyAttributes(defaultFont, str, 0, 1);
- TextLayout layout = new TextLayout(str.getIterator(),
fontRenderContext);
- return (int) layout.getAdvance();
+ try {
+ TextLayout layout = new TextLayout(str.getIterator(),
fontRenderContext);
+ return (int) layout.getAdvance();
+ } catch (UnsatisfiedLinkError e) {
+ if (ignoreMissingFontSystem) {
+ return DEFAULT_CHAR_WIDTH;
+ }
+
+ throw e;
+ }
}
/**
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