diff options
| author | netconomy <netconomy@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c> | 2007-08-17 06:10:56 +0000 |
|---|---|---|
| committer | netconomy <netconomy@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c> | 2007-08-17 06:10:56 +0000 |
| commit | 3d982813b34f6f230baf4a467cdc37ec92a77595 (patch) | |
| tree | 85319d39cee2ded1bb7a2b2dd9e8ea37e3778248 /src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java | |
| parent | 07f6c8f33b2d700276fe6ec6339ff836c8710131 (diff) | |
| download | pdf-as-3-3d982813b34f6f230baf4a467cdc37ec92a77595.tar.gz pdf-as-3-3d982813b34f6f230baf4a467cdc37ec92a77595.tar.bz2 pdf-as-3-3d982813b34f6f230baf4a467cdc37ec92a77595.zip | |
Performance
git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@167 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
Diffstat (limited to 'src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java')
| -rw-r--r-- | src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java b/src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java new file mode 100644 index 0000000..b259a3e --- /dev/null +++ b/src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java @@ -0,0 +1,82 @@ +/**
+ *
+ */
+package at.gv.egiz.pdfas.impl.input;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+
+import at.gv.egiz.pdfas.framework.input.TextDataSource;
+
+/**
+ * A TextDataSource that keeps the text in memory.
+ *
+ * <p>
+ * Keeping the text in memory is fast as long as the text is short, but may
+ * result in bad memory performance when the text is longer. Use a FileBased
+ * TextDataSource instead if memory is an issue.
+ * </p>
+ *
+ * @author wprinz
+ */
+public class TextDataSourceImpl implements TextDataSource
+{
+ /**
+ * The text.
+ */
+ protected String text = null;
+
+ /**
+ * Constructor that sets the text.
+ *
+ * @param text
+ * The text.
+ */
+ public TextDataSourceImpl(String text)
+ {
+ this.text = text;
+ }
+
+ /**
+ * @see at.gv.egiz.pdfas.framework.input.TextDataSource#getText()
+ */
+ public String getText()
+ {
+ return this.text;
+ }
+
+ /**
+ * @see at.gv.egiz.pdfas.framework.input.DataSource#createInputStream()
+ */
+ public InputStream createInputStream()
+ {
+ try
+ {
+ byte[] data = getText().getBytes("UTF-8");
+ // PERF: if memory is an issue (e.g. in web), use a FileBased TextDataSource instead.
+ return new ByteArrayInputStream(data);
+ }
+ catch (UnsupportedEncodingException e)
+ {
+ throw new RuntimeException(e);
+ }
+ }
+
+ /**
+ * @see at.gv.egiz.pdfas.framework.input.DataSource#getLength()
+ */
+ public int getLength()
+ {
+ try
+ {
+ byte[] data = getText().getBytes("UTF-8");
+ return data.length;
+ }
+ catch (UnsupportedEncodingException e)
+ {
+ throw new RuntimeException(e);
+ }
+ }
+
+}
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