diff --git a/plugins/uast-common/src/org/jetbrains/uast/declarations/UType.kt b/plugins/uast-common/src/org/jetbrains/uast/declarations/UType.kt
index 28d4e44cb35..26b061dd653 100644
--- a/plugins/uast-common/src/org/jetbrains/uast/declarations/UType.kt
+++ b/plugins/uast-common/src/org/jetbrains/uast/declarations/UType.kt
@@ -18,8 +18,17 @@ package org.jetbrains.uast
 interface UType : UElement, UNamed, UFqNamed, UAnnotated, UResolvable, NoTraverse {
     override fun matchesName(name: String) = this.name == name || this.name.endsWith(".$name")
 
+    /* The simple type name is only for the debug purposes. Do not check against it in the production code */
+    override val name: String
+
+    /* Semantics: returns true if the type is either a boxed or an unboxed, false otherwise */
     val isInt: Boolean
+    val isLong: Boolean
+    val isFloat: Boolean
+    val isDouble: Boolean
+    val isChar: Boolean
     val isBoolean: Boolean
+    val isByte: Boolean
 
     override fun logString() = "UType ($name)"
     override fun renderString() = name
@@ -38,6 +47,11 @@ interface UTypeReference : UDeclaration, UResolvable, NoTraverse {
 
 object UastErrorType : UType, NoAnnotations {
     override val isInt = false
+    override val isLong = false
+    override val isFloat = false
+    override val isDouble = false
+    override val isChar = false
+    override val isByte = false
     override val parent = null
     override val name = "<error>"
     override val fqName = null
diff --git a/plugins/uast-java/src/org/jetbrains/uast/java/declarations/JavaUType.kt b/plugins/uast-java/src/org/jetbrains/uast/java/declarations/JavaUType.kt
index 6360e19e483..0e39fa333cf 100644
--- a/plugins/uast-java/src/org/jetbrains/uast/java/declarations/JavaUType.kt
+++ b/plugins/uast-java/src/org/jetbrains/uast/java/declarations/JavaUType.kt
@@ -39,10 +39,28 @@ class JavaUType(
         }
 
     override val isInt: Boolean
-        get() = name == "int"
+        get() = check("int", "java.lang.Integer")
+
+    override val isLong: Boolean
+        get() = check("long", "java.lang.Long")
+
+    override val isFloat: Boolean
+        get() = check("float", "java.lang.Float")
+
+    override val isDouble: Boolean
+        get() = check("double", "java.lang.Double")
+
+    override val isChar: Boolean
+        get() = check("char", "java.lang.Character")
 
     override val isBoolean: Boolean
-        get() = name == "boolean"
+        get() = check("boolean", "java.lang.Boolean")
+
+    override val isByte: Boolean
+        get() = check("byte", "java.lang.Byte")
+
+    private inline fun check(unboxedType: String, boxedType: String): Boolean =
+            name == unboxedType || (psi as? PsiClassType)?.resolve()?.qualifiedName == boxedType
 
     override val annotations by lz { psi.getAnnotations(this) }
 
diff --git a/plugins/uast-kotlin/src/org/jetbrains/kotlin/uast/declarations/KotlinUType.kt b/plugins/uast-kotlin/src/org/jetbrains/kotlin/uast/declarations/KotlinUType.kt
index 56b65697f4b..52747fb5973 100644
--- a/plugins/uast-kotlin/src/org/jetbrains/kotlin/uast/declarations/KotlinUType.kt
+++ b/plugins/uast-kotlin/src/org/jetbrains/kotlin/uast/declarations/KotlinUType.kt
@@ -17,9 +17,12 @@
 package org.jetbrains.kotlin.uast
 
 import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.builtins.KotlinBuiltIns
+import org.jetbrains.kotlin.descriptors.ClassDescriptor
+import org.jetbrains.kotlin.name.FqNameUnsafe
+import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.descriptorUtil.fqNameSafe
 import org.jetbrains.kotlin.types.KotlinType
-import org.jetbrains.kotlin.types.typeUtil.isBooleanOrNullableBoolean
 import org.jetbrains.uast.*
 
 class KotlinUType(
@@ -42,8 +45,30 @@ class KotlinUType(
     }
 
     override val isBoolean: Boolean
-        get() = type.isBooleanOrNullableBoolean()
+        get() = checkType(KotlinBuiltIns.FQ_NAMES._boolean)
 
-    //TODO
+    override val isLong: Boolean
+        get() = checkType(KotlinBuiltIns.FQ_NAMES._long)
+
+    override val isFloat: Boolean
+        get() = checkType(KotlinBuiltIns.FQ_NAMES._float)
+
+    override val isDouble: Boolean
+        get() = checkType(KotlinBuiltIns.FQ_NAMES._double)
+
+    override val isChar: Boolean
+        get() = checkType(KotlinBuiltIns.FQ_NAMES._char)
+
+    override val isByte: Boolean
+        get() = checkType(KotlinBuiltIns.FQ_NAMES._byte)
+
+    private fun checkType(fqNameUnsafe: FqNameUnsafe): Boolean {
+        val descriptor = type.constructor.declarationDescriptor
+        return descriptor is ClassDescriptor
+               && descriptor.getName() == fqNameUnsafe.shortName()
+               && fqNameUnsafe == DescriptorUtils.getFqName(descriptor)
+    }
+
+    //TODO support descriptor annotations
     override val annotations = emptyList<UAnnotation>()
 }
\ No newline at end of file