在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 , d6 _( e/ e |8 t2 ^- a5 D+ J# ~- X5 S2 T# u$ d
) x* B9 g* J- ^. v& C4 V. H* s@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") 7 x& w1 f! z( i6 Y) s' ]/ | public double getMeasured pressure() { $ m3 V; c J0 Q# L& B) @# m return measured pressure 2 z& f# X/ y) x% \) W3 _1 V } 3 Q* X$ v! `8 y* F public void setMeasured pressure(double newValue) {3 p3 x. a6 i, ?2 Q. G( K' C
measured pressure = newValue . I+ b4 p: C7 n5 |* G } + B! v9 G: O3 m: n$ K! l9 c public double measured pressure = 0& P+ A% u4 q) y, o2 Q
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/**, L" _0 Q- s! @, N
* $ L; {' t2 G8 q. `' U * This value is used to automatically generate agent identifiers., R; k- Y2 a! Z; t- @
* @field serialVersionUID5 f. g1 \7 X, J% h- t- f
* 2 N8 @1 V% b( H; w( s */ 0 S, B- ~$ @6 v, N2 O# j m! d private static final long serialVersionUID = 1L+ p$ x1 b. e- Z4 M
5 l8 D6 c( O- }8 o' X- x /**- C4 u; Q( v' O% J- z6 j
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* This value is used to automatically generate agent identifiers. 0 P( }; \- o9 W3 M * @field agentIDCounter. l5 \! ~. B4 J% m j
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protected static long agentIDCounter = 1+ U% p" b6 g5 G9 l W
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/** # o1 M( K+ N& a- A * * O$ G# ~& ~; K. K2 N; e/ P * This value is the agent's identifier.4 m) E, C3 V* x5 o3 y, t
* @field agentID 0 g+ p6 k. X' @9 e4 k * 8 W/ t# j5 c" _) ^; I* l */4 n$ D3 V2 y/ u
protected String agentID = "GasNode " + (agentIDCounter++) 1 ^, N# }1 n1 d7 w: ]# c/ B7 ]4 T ; w! s/ _. {3 F; H5 A' m1 {( E- ` /**0 P1 h( \2 H8 M) b- N+ `5 d( o7 ~
* , L0 S. S: c0 K: c * This is the step behavior. 9 j7 n- p! U+ h6 w; `3 P$ K4 H * @method step k' j; y3 k$ C j( `0 q
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*/ 0 y: j! i7 l3 E3 l. | @Watch(+ m1 p% M- E. b6 n. D
watcheeClassName = 'infrastructuredemo.GasNode', m V! P% s7 M* c# V watcheeFieldNames = 'pressure', 5 u8 j+ e. D- _5 _ query = 'linked_from', ( N9 T3 e: k+ B$ p" N+ \+ G( M whenToTrigger = WatcherTriggerSchedule.LATER,& C( p. k/ l: ~7 [- T
scheduleTriggerDelta = 10d$ Y5 O* [' a( z5 [( o7 s, R- i8 M
) $ S% p- C. Y4 J public def step(infrastructuredemo.GasNode watchedAgent) {' L1 l; B# `9 }1 P8 G5 q! \ T
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// Define the return value variable. 1 g/ Q/ o0 I" K" V1 B$ N) c def returnValue4 k1 p% Y- c' E6 ]& i
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// Note the simulation time. ( g0 {( ~, {( ?1 E7 s2 C def time = GetTickCountInTimeUnits() V$ D* a. [2 P/ }3 L3 T6 v+ _' d3 H1 ]. x* {# l
( ?, R$ Y" O2 I- V // This is an agent decision. 3 V$ K: A9 y8 C) ^5 w$ G# L1 K if (watchedNode.pressure<200) { " m. F7 N1 B5 i1 m / ]' f: f/ {: p // This is a task. + S% n" J+ a. X setPressure(watchedAgent.pressure) Z6 N+ [( S; }" ~9 E; [0 o * C8 H0 n- }% s& f% A! W$ E# V1 y } else {! u1 m, O2 P. l L' h+ ~
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// Return the results. ( |6 L6 a/ u+ V* U; q4 a" F return returnValue: D- W% u' x- B0 }1 R
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/** - J3 b5 h3 u% a( f3 i *7 g9 P9 w, l) q- M6 y
* This is the step behavior., x$ c: ~) b5 c) C( m; W3 @& D; m. p
* @method step! R! @( ]% g B4 q+ i* A& I2 `8 T
* ) v2 W( C; v; M2 \ */ 4 n: Q7 Z8 c& W; C- o$ u @ScheduledMethod( " H: C/ K. P8 w) d# d% N start = 1d,/ ^3 [- B7 E- E$ y3 s+ W' ?& ^0 y; U
interval = 1d,: y/ |! N3 L; e" Y& b# f
shuffle = false 9 X; \' ? \! ~! _" Z )+ Y: N$ ]1 ? _" {/ G) E8 C
public void step() {! w* i4 _, ]% r% _( n0 y, s
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// Note the simulation time. % v" s2 P- i* V$ `: z2 P def time = GetTickCountInTimeUnits()# b, ] F0 L) G! R0 E/ o" c
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// This is a task.# Q/ Z$ k" Y2 S3 ~) a' ]
measurePressure=pressure+ RandomDraw(-20.0, 20.0) / E/ r. r" ]8 ^ // End the method. 5 Y6 d& `+ D& R0 P- z return , w# `' ^) b3 }5 L/ Z( N9 q: |# {+ J; ]+ E7 f& Y
}