Re-fix javadoc
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/IgniteRepository.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/IgniteRepository.java
index 7dee951..8ba8de6 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/IgniteRepository.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/IgniteRepository.java
@@ -21,8 +21,8 @@
import javax.cache.expiry.ExpiryPolicy;
import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteCache;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.repository.CrudRepository;
-import org.springframework.lang.Nullable;
/**
* Apache Ignite repository that extends basic capabilities of {@link CrudRepository}.
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/DeclaredQuery.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/DeclaredQuery.java
index 42450ba..297d35c 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/DeclaredQuery.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/DeclaredQuery.java
@@ -16,7 +16,7 @@
package org.apache.ignite.springdata20.repository.query;
import java.util.List;
-import org.springframework.lang.Nullable;
+import org.jetbrains.annotations.Nullable;
import org.springframework.util.StringUtils;
/**
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/EmptyDeclaredQuery.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/EmptyDeclaredQuery.java
index 85eeaf6..34fdb8c 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/EmptyDeclaredQuery.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/EmptyDeclaredQuery.java
@@ -17,7 +17,7 @@
import java.util.Collections;
import java.util.List;
-import org.springframework.lang.Nullable;
+import org.jetbrains.annotations.Nullable;
import org.springframework.util.Assert;
/**
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/QueryUtils.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/QueryUtils.java
index 2f74e44..c586770 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/QueryUtils.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/QueryUtils.java
@@ -20,8 +20,8 @@
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.util.Streamable;
-import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/StringQuery.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/StringQuery.java
index c6e2572..7280276 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/StringQuery.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/StringQuery.java
@@ -25,10 +25,10 @@
import java.util.regex.Pattern;
import org.apache.ignite.springdata20.repository.query.spel.SpelQueryContext;
import org.apache.ignite.springdata20.repository.query.spel.SpelQueryContext.SpelExtractor;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.domain.Range;
import org.springframework.data.domain.Range.Bound;
import org.springframework.data.repository.query.parser.Part.Type;
-import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelEvaluator.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelEvaluator.java
index 598b79a..1c306732 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelEvaluator.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelEvaluator.java
@@ -18,11 +18,11 @@
import java.util.Map;
import java.util.stream.Collectors;
import org.apache.ignite.springdata20.repository.query.spel.SpelQueryContext.SpelExtractor;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.repository.query.EvaluationContextProvider;
import org.springframework.data.repository.query.Parameters;
import org.springframework.expression.EvaluationContext;
import org.springframework.expression.spel.standard.SpelExpressionParser;
-import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelQueryContext.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelQueryContext.java
index 0684a5f..40de67a 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelQueryContext.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/query/spel/SpelQueryContext.java
@@ -27,11 +27,11 @@
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Stream;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.domain.Range;
import org.springframework.data.domain.Range.Bound;
import org.springframework.data.repository.query.EvaluationContextProvider;
import org.springframework.data.repository.query.Parameters;
-import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
diff --git a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/support/IgniteRepositoryImpl.java b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/support/IgniteRepositoryImpl.java
index 44156a7..50a7d4c 100644
--- a/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/support/IgniteRepositoryImpl.java
+++ b/modules/spring-data-2.0/src/main/java/org/apache/ignite/springdata20/repository/support/IgniteRepositoryImpl.java
@@ -30,8 +30,8 @@
import org.apache.ignite.IgniteCache;
import org.apache.ignite.cache.CachePeekMode;
import org.apache.ignite.springdata20.repository.IgniteRepository;
+import org.jetbrains.annotations.Nullable;
import org.springframework.context.annotation.Conditional;
-import org.springframework.lang.Nullable;
/**
* General Apache Ignite repository implementation. This bean should've never been loaded by context directly, only via
diff --git a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/IgniteRepository.java b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/IgniteRepository.java
index 3cc3172..a8c8c6f 100644
--- a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/IgniteRepository.java
+++ b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/IgniteRepository.java
@@ -21,8 +21,8 @@
import javax.cache.expiry.ExpiryPolicy;
import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteCache;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.repository.CrudRepository;
-import org.springframework.lang.Nullable;
/**
* Apache Ignite repository that extends basic capabilities of {@link CrudRepository}.
diff --git a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/DeclaredQuery.java b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/DeclaredQuery.java
index e968034..74ab2cc 100644
--- a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/DeclaredQuery.java
+++ b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/DeclaredQuery.java
@@ -16,7 +16,7 @@
package org.apache.ignite.springdata22.repository.query;
import java.util.List;
-import org.springframework.lang.Nullable;
+import org.jetbrains.annotations.Nullable;
import org.springframework.util.StringUtils;
/**
diff --git a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/EmptyDeclaredQuery.java b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/EmptyDeclaredQuery.java
index 47691b6..7803537 100644
--- a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/EmptyDeclaredQuery.java
+++ b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/EmptyDeclaredQuery.java
@@ -17,7 +17,7 @@
import java.util.Collections;
import java.util.List;
-import org.springframework.lang.Nullable;
+import org.jetbrains.annotations.Nullable;
import org.springframework.util.Assert;
/**
diff --git a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/QueryUtils.java b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/QueryUtils.java
index f3bae41..711d297 100644
--- a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/QueryUtils.java
+++ b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/QueryUtils.java
@@ -20,8 +20,8 @@
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.util.Streamable;
-import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
diff --git a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/StringQuery.java b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/StringQuery.java
index 1c2366e..5f39ea8 100644
--- a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/StringQuery.java
+++ b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/StringQuery.java
@@ -23,12 +23,12 @@
import java.util.function.BiFunction;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
+import org.jetbrains.annotations.Nullable;
import org.springframework.data.repository.query.SpelQueryContext;
import org.springframework.data.repository.query.SpelQueryContext.SpelExtractor;
import org.springframework.data.domain.Range;
import org.springframework.data.domain.Range.Bound;
import org.springframework.data.repository.query.parser.Part.Type;
-import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;
diff --git a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/support/IgniteRepositoryImpl.java b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/support/IgniteRepositoryImpl.java
index 0e13ee9..c4d9834 100644
--- a/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/support/IgniteRepositoryImpl.java
+++ b/modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/support/IgniteRepositoryImpl.java
@@ -30,8 +30,8 @@
import org.apache.ignite.IgniteCache;
import org.apache.ignite.cache.CachePeekMode;
import org.apache.ignite.springdata22.repository.IgniteRepository;
+import org.jetbrains.annotations.Nullable;
import org.springframework.context.annotation.Conditional;
-import org.springframework.lang.Nullable;
/**
* General Apache Ignite repository implementation. This bean should've never been loaded by context directly, only via
