A.java

package test;

class A {

}

B.java

package test;

class B {
  private A myA;
  public B(A a) {
    myA = a;
  }
}

BUILD

java_library(
    name = "a",
    srcs = ["A.java"])

java_library(
    name = "b",
    srcs = ["B.java"],
    deps = [":a"])

java_library(
    name = "c",
    srcs = ["C.java"],
    deps = [":b"]) #to fix make this ":b", ":a"

C.java

package test;

class C {
  private B myB;
  //public C(B b, A a) {
  public C(B b) { // if you depend on A without declaring it the build fails.
    myB = b;
  }
}