C:\josm\plugins\pbf>svn diff
Index: ivy.xml
===================================================================
--- ivy.xml     (revision 35609)
+++ ivy.xml     (working copy)
@@ -1,6 +1,7 @@
 <ivy-module version="2.0">
   <info organisation="org.openstreetmap.josm.plugins" module="pbf"/>
   <dependencies>
-    <dependency conf="default->default" org="org.openstreetmap.pbf" name="osmpbf" rev="1.4.0"/>
-  </dependencies>
+  <dependency conf="default->default" org="com.google.protobuf" name="protobuf-javalite" rev="3.13.0"/>
+  <dependency conf="default->default" org="org.openstreetmap.pbf" name="osmpbf" rev="1.5.0-SNAPSHOT"/>
+   </dependencies>
 </ivy-module>
Index: ivy_settings.xml
===================================================================
--- ivy_settings.xml    (revision 35609)
+++ ivy_settings.xml    (working copy)
@@ -1,7 +1,15 @@
-<?xml version="1.0" encoding="utf-8"?>
-<ivysettings>
-  <settings defaultResolver="josm-nexus"/>
-  <resolvers>
-    <ibiblio name="josm-nexus" m2compatible="true" root="https://josm.openstreetmap.de/nexus/content/repositories/public/" />
-  </resolvers>
-</ivysettings>
+<?xml version="1.0" encoding="utf-8"?>
+<ivysettings>
+  <settings defaultResolver="chain-resolver"/>
+  <resolvers>
+    <chain name="chain-resolver">
+      <filesystem name="osmpbf-snapshot">
+        <ivy
+                pattern= "f:\dwnload\temp\[artifact]-[revision].[ext]" />
+        <artifact
+                pattern= "f:\dwnload\temp\[artifact]-[revision].[ext]" />
+      </filesystem>
+      <ibiblio name="josm-nexus" m2compatible="true" root="https://josm.openstreetmap.de/nexus/content/repositories/public/" />
+    </chain>
+  </resolvers>
+</ivysettings>

C:\josm\plugins\pbf>ant clean test
Buildfile: C:\josm\plugins\pbf\build.xml

clean:
   [delete] Deleting directory C:\josm\plugins\pbf\build

init:
    [mkdir] Created dir: C:\josm\plugins\pbf\build

clean_ivy:

download-ivy:
      [get] Getting: https://josm.openstreetmap.de/nexus/content/repositories/public/org/apache/ivy/ivy/2.5.0/ivy-2.5.0.jar
      [get] To: C:\Users\Gerd\.ant\lib\ivy.jar
      [get] Not modified - so not downloaded

init-ivy:

fetch_dependencies:
     [echo] fetching dependencies with ivy
[ivy:resolve] :: Apache Ivy 2.5.0 - 20191020104435 :: https://ant.apache.org/ivy/ ::
[ivy:resolve] :: loading settings :: file = C:\josm\plugins\pbf\ivy_settings.xml
[ivy:resolve] :: resolving dependencies :: org.openstreetmap.josm.plugins#pbf;working@Gerd-PC
[ivy:resolve]   confs: [default]
[ivy:resolve]   found com.google.protobuf#protobuf-javalite;3.13.0 in josm-nexus
[ivy:resolve]   found org.openstreetmap.pbf#osmpbf;1.5.0-SNAPSHOT in osmpbf-snapshot
[ivy:resolve] :: resolution report :: resolve 81ms :: artifacts dl 7ms
        ---------------------------------------------------------------------
        |                  |            modules            ||   artifacts   |
        |       conf       | number| search|dwnlded|evicted|| number|dwnlded|
        ---------------------------------------------------------------------
        |      default     |   2   |   0   |   0   |   0   ||   2   |   0   |
        ---------------------------------------------------------------------
[ivy:retrieve] :: retrieving :: org.openstreetmap.josm.plugins#pbf
[ivy:retrieve]  confs: [default]
[ivy:retrieve]  2 artifacts copied, 0 already retrieved (814kB/8ms)

pre-compile:

resolve-tools:
[ivy:resolve] :: resolving dependencies :: org.openstreetmap#josm;working@Gerd-PC
[ivy:resolve]   confs: [javacc, checkstyle, proguard, pmd, spotbugs, errorprone, errorprone_javac]
[ivy:resolve]   found net.java.dev.javacc#javacc;7.0.9 in chain-resolver
[ivy:resolve]   found junit#junit;3.8.1 in chain-resolver
[ivy:resolve]   found com.puppycrawl.tools#checkstyle;8.31 in chain-resolver
[ivy:resolve]   found info.picocli#picocli;4.2.0 in chain-resolver
[ivy:resolve]   found antlr#antlr;2.7.7 in chain-resolver
[ivy:resolve]   found org.antlr#antlr4-runtime;4.8-1 in chain-resolver
[ivy:resolve]   found commons-beanutils#commons-beanutils;1.9.4 in chain-resolver
[ivy:resolve]   found commons-logging#commons-logging;1.2 in chain-resolver
[ivy:resolve]   found commons-collections#commons-collections;3.2.2 in chain-resolver
[ivy:resolve]   found com.google.guava#guava;28.2-jre in chain-resolver
[ivy:resolve]   found com.google.guava#failureaccess;1.0.1 in chain-resolver
[ivy:resolve]   found com.google.guava#listenablefuture;9999.0-empty-to-avoid-conflict-with-guava in chain-resolver
[ivy:resolve]   found com.google.code.findbugs#jsr305;3.0.2 in chain-resolver
[ivy:resolve]   found org.checkerframework#checker-qual;2.10.0 in chain-resolver
[ivy:resolve]   found com.google.errorprone#error_prone_annotations;2.3.4 in chain-resolver
[ivy:resolve]   found com.google.j2objc#j2objc-annotations;1.3 in chain-resolver
[ivy:resolve]   found net.sf.saxon#Saxon-HE;9.9.1-7 in chain-resolver
[ivy:resolve]   found net.sf.proguard#proguard-anttask;6.2.2 in chain-resolver
[ivy:resolve]   found net.sf.proguard#proguard-base;6.2.2 in chain-resolver
[ivy:resolve]   found net.sourceforge.pmd#pmd-core;6.20.0 in chain-resolver
[ivy:resolve]   found org.antlr#antlr4-runtime;4.7 in chain-resolver
[ivy:resolve]   found com.beust#jcommander;1.72 in chain-resolver
[ivy:resolve]   found commons-io#commons-io;2.6 in chain-resolver
[ivy:resolve]   found net.java.dev.javacc#javacc;5.0 in chain-resolver
[ivy:resolve]   found net.sourceforge.saxon#saxon;9.1.0.8 in chain-resolver
[ivy:resolve]   found org.apache.commons#commons-lang3;3.8.1 in chain-resolver
[ivy:resolve]   found org.ow2.asm#asm;7.1 in chain-resolver
[ivy:resolve]   found com.google.code.gson#gson;2.8.5 in chain-resolver
[ivy:resolve]   found net.sourceforge.pmd#pmd-java;6.20.0 in chain-resolver
[ivy:resolve]   found com.github.spotbugs#spotbugs;4.0.1 in chain-resolver
[ivy:resolve]   found org.ow2.asm#asm;7.3.1 in chain-resolver
[ivy:resolve]   found org.ow2.asm#asm-analysis;7.3.1 in chain-resolver
[ivy:resolve]   found org.ow2.asm#asm-tree;7.3.1 in chain-resolver
[ivy:resolve]   found org.ow2.asm#asm-commons;7.3.1 in chain-resolver
[ivy:resolve]   found org.ow2.asm#asm-util;7.3.1 in chain-resolver
[ivy:resolve]   found org.apache.bcel#bcel;6.4.1 in chain-resolver
[ivy:resolve]   found net.jcip#jcip-annotations;1.0 in chain-resolver
[ivy:resolve]   found org.dom4j#dom4j;2.1.1 in chain-resolver
[ivy:resolve]   found commons-lang#commons-lang;2.6 in chain-resolver
[ivy:resolve]   found org.slf4j#slf4j-api;1.8.0-beta4 in chain-resolver
[ivy:resolve]   found com.github.spotbugs#spotbugs-annotations;4.0.1 in chain-resolver
[ivy:resolve]   found jaxen#jaxen;1.1.6 in chain-resolver
[ivy:resolve]   found net.sf.saxon#Saxon-HE;9.9.1-2 in chain-resolver
[ivy:resolve]   found com.ibm.icu#icu4j;63.1 in chain-resolver
[ivy:resolve]   found com.github.spotbugs#spotbugs-ant;4.0.1 in chain-resolver
[ivy:resolve]   found com.google.errorprone#error_prone_core;2.4.0 in chain-resolver
[ivy:resolve]   found com.google.errorprone#error_prone_annotation;2.4.0 in chain-resolver
[ivy:resolve]   found com.google.guava#guava;27.0.1-jre in chain-resolver
[ivy:resolve]   found org.checkerframework#checker-qual;2.5.2 in chain-resolver
[ivy:resolve]   found com.google.j2objc#j2objc-annotations;1.1 in chain-resolver
[ivy:resolve]   found org.codehaus.mojo#animal-sniffer-annotations;1.17 in chain-resolver
[ivy:resolve]   found com.google.errorprone#error_prone_type_annotations;2.4.0 in chain-resolver
[ivy:resolve]   found com.google.errorprone#error_prone_check_api;2.4.0 in chain-resolver
[ivy:resolve]   found com.google.code.findbugs#jsr305;3.0.0 in chain-resolver
[ivy:resolve]   found org.checkerframework#dataflow-shaded;3.1.2 in chain-resolver
[ivy:resolve]   found com.google.errorprone#javac;9+181-r4173-1 in chain-resolver
[ivy:resolve]   found com.googlecode.java-diff-utils#diffutils;1.3.0 in chain-resolver
[ivy:resolve]   found com.google.auto.value#auto-value-annotations;1.7 in chain-resolver
[ivy:resolve]   found com.google.errorprone#error_prone_annotations;2.4.0 in chain-resolver
[ivy:resolve]   found com.github.kevinstern#software-and-algorithms;1.0 in chain-resolver
[ivy:resolve]   found com.github.ben-manes.caffeine#caffeine;2.8.0 in chain-resolver
[ivy:resolve]   found org.pcollections#pcollections;2.1.2 in chain-resolver
[ivy:resolve]   found com.google.auto#auto-common;0.10 in chain-resolver
[ivy:resolve]   found com.google.code.findbugs#jFormatString;3.0.0 in chain-resolver
[ivy:resolve]   found com.google.protobuf#protobuf-java;3.4.0 in chain-resolver
[ivy:resolve]   found com.google.auto.service#auto-service-annotations;1.0-rc6 in chain-resolver
[ivy:resolve]   found org.threeten#threeten-extra;1.5.0 in chain-resolver
[ivy:resolve] :: resolution report :: resolve 1113ms :: artifacts dl 104ms
[ivy:resolve]   :: evicted modules:
[ivy:resolve]   com.google.code.findbugs#jsr305;3.0.2 by [com.google.code.findbugs#jsr305;3.0.0] in [errorprone]
[ivy:resolve]   org.checkerframework#checker-qual;2.5.2 by [org.checkerframework#checker-qual;2.10.0] in [errorprone]
[ivy:resolve]   com.google.errorprone#error_prone_annotations;2.2.0 by [com.google.errorprone#error_prone_annotations;2.4.0] in [errorprone]
[ivy:resolve]   com.google.errorprone#error_prone_annotations;2.3.3 by [com.google.errorprone#error_prone_annotations;2.4.0] in [errorprone]
[ivy:resolve]   com.google.guava#guava;23.5-jre by [com.google.guava#guava;27.0.1-jre] in [errorprone]
        ---------------------------------------------------------------------
        |                  |            modules            ||   artifacts   |
        |       conf       | number| search|dwnlded|evicted|| number|dwnlded|
        ---------------------------------------------------------------------
        |      javacc      |   2   |   0   |   0   |   0   ||   2   |   0   |
        |    checkstyle    |   15  |   0   |   0   |   0   ||   15  |   0   |
        |     proguard     |   2   |   0   |   0   |   0   ||   2   |   0   |
        |        pmd       |   10  |   0   |   0   |   0   ||   11  |   0   |
        |     spotbugs     |   17  |   0   |   0   |   0   ||   17  |   0   |
        |    errorprone    |   29  |   0   |   0   |   5   ||   24  |   0   |
        | errorprone_javac |   1   |   0   |   0   |   0   ||   1   |   0   |
        ---------------------------------------------------------------------

compile:
     [echo] compiling sources for C:\josm\dist\pbf.jar ...
    [javac] Compiling 8 source files to C:\josm\plugins\pbf\build
    [javac] C:\josm\plugins\pbf\src\org\openstreetmap\josm\plugins\pbf\io\PbfReader.java:77: error: [ProtoFieldNullComparison] Protobuf fields cannot be null.
    [javac]                 if (bbox != null) {
    [javac]                          ^
    [javac]     (see https://errorprone.info/bugpattern/ProtoFieldNullComparison)
    [javac]   Did you mean 'if (header.hasBbox()) {'?
    [javac] 1 error

BUILD FAILED
C:\josm\plugins\build-common.xml:116: Compile failed; see the compiler error output for details.

Total time: 5 seconds

C:\josm\plugins\pbf>