Fixing squid:S1066 - Collapsible "if" statements should be merged.

src/main/java/com/threerings/getdown/data/Resource.java

@@ -141,10 +141,8 @@ public class Resource
      */
     public void clearMarker ()
     {
-        if (_marker.exists()) {
-            if (!_marker.delete()) {
-                log.warning("Failed to erase marker file '" + _marker + "'.");
-            }
+        if (_marker.exists() && !_marker.delete()) {
+            log.warning("Failed to erase marker file '" + _marker + "'.");
         }
     }
 
@@ -178,10 +176,8 @@ public class Resource
     public void erase ()
     {
         clearMarker();
-        if (_local.exists()) {
-            if (!_local.delete()) {
-                log.warning("Failed to erase resource '" + _local + "'.");
-            }
+        if (_local.exists() && !_local.delete()) {
+            log.warning("Failed to erase resource '" + _local + "'.");
         }
     }
 

src/main/java/com/threerings/getdown/launcher/GetdownAppletConfig.java

@@ -343,10 +343,8 @@ public class GetdownAppletConfig
     protected void ensureAppdirExists () throws Exception
     {
         // if our application directory does not exist, auto-create it
-        if (!appdir.exists() || !appdir.isDirectory()) {
-            if (!appdir.mkdirs()) {
-                throw new Exception("m.create_appdir_failed");
-            }
+        if ((!appdir.exists() || !appdir.isDirectory()) && !appdir.mkdirs()) {
+            throw new Exception("m.create_appdir_failed");
         }
     }
 

src/main/java/com/threerings/getdown/net/Downloader.java

@@ -113,10 +113,8 @@ public abstract class Downloader extends Thread
 
             // finally report our download completion if we did not already do so when downloading
             // our final resource
-            if (_obs != null && !_complete) {
-                if (!_obs.downloadProgress(100, 0)) {
-                    return false;
-                }
+            if (_obs != null && !_complete && !_obs.downloadProgress(100, 0)) {
+                return false;
             }
 
         } catch (DownloadAbortedException e) {
@@ -154,11 +152,9 @@ public abstract class Downloader extends Thread
     {
         // make sure the resource's target directory exists
         File parent = new File(rsrc.getLocal().getParent());
-        if (!parent.exists()) {
-            if (!parent.mkdirs()) {
-                log.warning("Failed to create target directory for resource '" + rsrc + "'. " +
-                            "Download will certainly fail.");
-            }
+        if (!parent.exists() && !parent.mkdirs()) {
+            log.warning("Failed to create target directory for resource '" + rsrc + "'. " +
+                    "Download will certainly fail.");
         }
         doDownload(rsrc);
     }

src/main/java/com/threerings/getdown/tools/DigesterTask.java

@@ -64,11 +64,9 @@ public class DigesterTask extends Task
         }
 
         // make sure _storepass and _keyalias are set, if _storepath is set
-        if (_storepath != null) {
-            if (_storepass == null || _storealias == null) {
-                throw new BuildException(
+        if (_storepath != null && (_storepass == null || _storealias == null)) {
+            throw new BuildException(
                     "Must specify both a keystore password and a private key alias.");
-            }
         }
 
         try {

src/main/java/com/threerings/getdown/tools/Patcher.java

@@ -106,10 +106,8 @@ public class Patcher
 
         // make sure the file's parent directory exists
         File pdir = target.getParentFile();
-        if (!pdir.exists()) {
-            if (!pdir.mkdirs()) {
-                log.warning("Failed to create parent for '" + target + "'.");
-            }
+        if (!pdir.exists() && !pdir.mkdirs()) {
+            log.warning("Failed to create parent for '" + target + "'.");
         }
 
         InputStream in = null;

src/main/java/com/threerings/getdown/util/FileUtil.java

@@ -38,17 +38,13 @@ public class FileUtil extends com.samskivert.util.FileUtil
         // place and then delete the old file
         if (dest.exists()) {
             File temp = new File(dest.getPath() + "_old");
-            if (temp.exists()) {
-                if (!temp.delete()) {
-                    log.warning("Failed to delete old intermediate file " + temp + ".");
-                    // the subsequent code will probably fail
-                }
+            if (temp.exists() && !temp.delete()) {
+                log.warning("Failed to delete old intermediate file " + temp + ".");
+                // the subsequent code will probably fail
             }
             if (dest.renameTo(temp)) {
-                if (source.renameTo(dest)) {
-                    if (!temp.delete()) {
-                        log.warning("Failed to delete intermediate file " + temp + ".");
-                    }
+                if (source.renameTo(dest) && !temp.delete()) {
+                    log.warning("Failed to delete intermediate file " + temp + ".");
                     return true;
                 }
             }