systemtap: Remove useless instanceof checks.

Change-Id: I56d0b902c6bdb456784d8acf53003f6de098b2ab
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
Reviewed-on: https://git.eclipse.org/r/72808
Tested-by: Hudson CI

3 files changed, 4 insertions, 15 deletions

diff --git a/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapParser.java b/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapParser.java
index e558a220a0..072b418b1a 100644
--- a/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapParser.java
+++ b/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapParser.java
@@ -28,7 +28,7 @@ public abstract class SystemTapParser extends Job {
     protected SystemTapView view;
     protected boolean realTime = false;
     protected Object data;
-    protected Object internalData;
+    protected BufferedReader internalData;
     private String secondaryID = ""; //$NON-NLS-1$
 
     public boolean done;
diff --git a/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapTextParser.java b/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapTextParser.java
index d6d205ee1b..bc38a98b37 100644
--- a/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapTextParser.java
+++ b/systemtap/org.eclipse.linuxtools.callgraph.core/src/org/eclipse/linuxtools/internal/callgraph/core/SystemTapTextParser.java
@@ -33,11 +33,7 @@ public class SystemTapTextParser extends SystemTapParser{
 
     @Override
     public IStatus realTimeParsing() {
-        if (!(internalData instanceof BufferedReader)) {
-            return Status.CANCEL_STATUS;
-        }
-
-        BufferedReader buff = (BufferedReader) internalData;
+        BufferedReader buff = internalData;
         StringBuffer text = new StringBuffer();
 
         String line;
diff --git a/systemtap/org.eclipse.linuxtools.callgraph/src/org/eclipse/linuxtools/internal/callgraph/StapGraphParser.java b/systemtap/org.eclipse.linuxtools.callgraph/src/org/eclipse/linuxtools/internal/callgraph/StapGraphParser.java
index 8c55552664..edee708a4b 100644
--- a/systemtap/org.eclipse.linuxtools.callgraph/src/org/eclipse/linuxtools/internal/callgraph/StapGraphParser.java
+++ b/systemtap/org.eclipse.linuxtools.callgraph/src/org/eclipse/linuxtools/internal/callgraph/StapGraphParser.java
@@ -388,10 +388,7 @@ public class StapGraphParser extends SystemTapParser {
 
 
     private IStatus parseDotFile() {
-        if (!(internalData instanceof BufferedReader))
-            return Status.CANCEL_STATUS;
-
-        BufferedReader buff = (BufferedReader) internalData;
+        BufferedReader buff = internalData;
 
         HashMap <Integer, ArrayList<Integer>> outNeighbours= new HashMap<>();
         ArrayList<String> nameList = new ArrayList<>();
@@ -500,11 +497,7 @@ public class StapGraphParser extends SystemTapParser {
 
     @Override
     public IStatus realTimeParsing() {
-        if (!(internalData instanceof BufferedReader)) {
-            return Status.CANCEL_STATUS;
-        }
-
-        BufferedReader buff = (BufferedReader) internalData;
+        BufferedReader buff = internalData;
 
         String line;
         boolean draw = false;