Expand the exceptions covered by the workaround for a JDK8 jar bug.

Fixes #715.

RELNOTES=Expand the exceptions covered by the workaround for a JDK8 jar bug.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=240859625

Author: eamonnmcmanus

value/src/main/java/com/google/auto/value/processor/TemplateVars.java

@@ -119,8 +119,9 @@ static Template parsedTemplateForResource(String resourceName) {
       return Template.parseFrom(resourceName, TemplateVars::readerFromResource);
     } catch (UnsupportedEncodingException e) {
       throw new AssertionError(e);
-    } catch (IOException | NullPointerException e) {
-      // https://github.com/google/auto/pull/439 says that we can also get NullPointerException.
+    } catch (IOException | NullPointerException | IllegalStateException e) {
+      // https://github.com/google/auto/pull/439 says that we can get NullPointerException.
+      // https://github.com/google/auto/issues/715 says that we can get IllegalStateException
       return retryParseAfterException(resourceName, e);
     }
   }

value/src/test/java/com/google/auto/value/processor/TemplateVarsTest.java

@@ -183,14 +183,20 @@ public void testBrokenInputStream_NullPointerException() throws Exception {
     doTestBrokenInputStream(new NullPointerException("BrokenInputStream"));
   }
 
+  @Test
+  public void testBrokenInputStream_IllegalStateException() throws Exception {
+    doTestBrokenInputStream(new IllegalStateException("BrokenInputStream"));
+  }
+
   // This is a complicated test that tries to simulates the failures that are worked around in
   // Template.parsedTemplateForResource. Those failures means that the InputStream returned by
-  // ClassLoader.getResourceAsStream sometimes throws IOException or NullPointerException while it
-  // is being read. To simulate that, we make a second ClassLoader with the same configuration as
-  // the one that runs this test, and we override getResourceAsStream so that it wraps the returned
-  // InputStream in a BrokenInputStream, which throws an exception after a certain number of
-  // characters.  We check that that exception was indeed seen, and that we did indeed try to read
-  // the resource we're interested in, and that we succeeded in loading a Template nevertheless.
+  // ClassLoader.getResourceAsStream sometimes throws IOException or NullPointerException or
+  // IllegalStateException while it is being read. To simulate that, we make a second ClassLoader
+  // with the same configuration as the one that runs this test, and we override getResourceAsStream
+  // so that it wraps the returned InputStream in a BrokenInputStream, which throws an exception
+  // after a certain number of characters. We check that that exception was indeed seen, and that
+  // we did indeed try to read the resource we're interested in, and that we succeeded in loading a
+  // Template nevertheless.
   private void doTestBrokenInputStream(Exception exception) throws Exception {
     URLClassLoader shadowLoader = new ShadowLoader(getClass().getClassLoader(), exception);
     Runnable brokenInputStreamTest =