X-Git-Url: https://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=tim%2Fprune%2Fdata%2FFieldList.java;h=5e567ea8512bd80caae67370f0f58734979fabd1;hp=58cf6d50ec318ab20bd40e7a7efa5a165f5b69ca;hb=d3679d647d57c2ee7376ddbf6def2d5b23c04307;hpb=312fec956e43f5d0a38617da5d0add9c62563e2c

diff --git a/tim/prune/data/FieldList.java b/tim/prune/data/FieldList.java
index 58cf6d5..5e567ea 100644
--- a/tim/prune/data/FieldList.java
+++ b/tim/prune/data/FieldList.java
@@ -135,6 +135,27 @@ public class FieldList
 	}
 
 
+	/**
+	 * Extend the field list to include the specified field
+	 * @param inField Field to add
+	 * @return new index of added Field
+	 */
+	public int extendList(Field inField)
+	{
+		// See if field is already in list
+		int currIndex = getFieldIndex(inField);
+		if (currIndex >= 0) return currIndex;
+		// Need to extend - increase array size
+		int oldNumFields = _fieldArray.length;
+		Field[] fields = new Field[oldNumFields + 1];
+		System.arraycopy(_fieldArray, 0, fields, 0, oldNumFields);
+		_fieldArray = fields;
+		// Add new field and return index
+		_fieldArray[oldNumFields] = inField;
+		return oldNumFields;
+	}
+
+
 	/**
 	 * Convert to String for debug
 	 */