diff options
Diffstat (limited to 'BJC-Utils2/src/main/java/bjc/utils/gui/awt')
| -rw-r--r-- | BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java | 4 | ||||
| -rw-r--r-- | BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java | 12 |
2 files changed, 16 insertions, 0 deletions
diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java index 368f8be..7e2c2d2 100644 --- a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java +++ b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java @@ -29,6 +29,10 @@ public class ExtensionFileFilter implements FilenameFilter { * The extensions to show in this filter. */ public ExtensionFileFilter(List<String> exts) { + if (exts == null) { + throw new NullPointerException("Extensions must not be null"); + } + extensions = new FunctionalList<>(exts); } diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java index a8df3b9..7617199 100644 --- a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java +++ b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java @@ -42,6 +42,12 @@ public class SimpleFileDialog { */ public static File getOpenFile(Frame parent, String title, String... extensions) { + if (parent == null) { + throw new NullPointerException("Parent must not be null"); + } else if (title == null) { + throw new NullPointerException("Title must not be null"); + } + FileDialog fileDialog = new FileDialog(parent, title, FileDialog.LOAD); @@ -87,6 +93,12 @@ public class SimpleFileDialog { */ public static File getSaveFile(Frame parent, String title, String... extensions) { + if (parent == null) { + throw new NullPointerException("Parent must not be null"); + } else if (title == null) { + throw new NullPointerException("Title must not be null"); + } + FileDialog fileDialog = new FileDialog(parent, title, FileDialog.SAVE); |